​Gymnopetalum Chinense

Gymnopetalum Chinense

Product Name: Гимнопеталум китайский, Gymnopetalum chinense, Chinesischer Gymnopetalum, Gymnopétale de Chine, Gymnopétalo chino, جمنوبيتالوم الصيني, กระทุงเหินจีน, Xitoy gimnoptalumi, Кытай гимнопеталуму, Çin gimnopedalı, гимнопеталум хитоӣ, Kinijos gimnopetalumas, Ķīnas ģimnopteralums, Гімнопеталум китайський, גִימְנוֹפֵּטָלוּם חִינִי

Synonyms: гимнопеталум, gymnopetalum, chinesischer gymnopetalum, gymnopétale de chine, gymnopétalo chino, نبات الجمنوبيتالوم الصيني, กระทุงเหินจีน, китайский огурец, дикий китайский огурец, Chinese cucumber vine, wild cucumber, wild gourd, สมุนไพรกระทุงเหิน

Parts used: leaves, fruits, seeds, roots, aerial part, stems, juice, flowers.

Main indications for the use of Gymnopetalum chinense: Acute and chronic inflammatory liver diseases, hepatomegaly, viral hepatitis, liver fibrosis, gastric ulcer disease, gastritis, colitis, intestinal spasms, functional disorders of the gastrointestinal tract, parasitic intestinal infections, pyoderma, dermatoses, acne, hyperglycemia, prediabetic state, type 2 diabetes mellitus, carbohydrate metabolism disorders.

Use of Gymnopetalum chinense in mixtures and complexes: Chronic pancreatitis, biliary dyskinesia, mixed etiology helminthic infestations, allergic skin reactions, eczema, seborrheic dermatitis, hypertensive disease stage 1 and 2, obesity, metabolic syndrome, neurotic disorders.

Pharmacological properties of Gymnopetalum chinense: hepatoprotective, anti-inflammatory, antioxidant, antiparasitic, hypoglycemic, antispasmodic, antiulcer, wound-healing, antiseptic, dermatoprotective, choleretic, immunomodulatory, mild sedative, metabolic, antitumor (experimental).

Dosage of Pharmaceutical Forms — Gymnopetalum chinense

Powder — Gymnopetalum chinense

Indications (Powder): Viral hepatitis, gastric ulcer disease, gastritis, intestinal spasms, pyoderma, acne, type 2 diabetes mellitus.

Standard Dosage (Powder): 1 gram of powder twice a day, 20 minutes before meals, with warm water. Course duration — 21 days.

Enhanced Dosage (Powder): 2 grams of powder three times a day for gastric ulcer disease with episodes of bleeding, viral hepatitis B and C, and dermatoses with suppuration.

Maximum Dosage (Powder): No more than 3 grams of powder four times a day. Used for exacerbation of gastric ulcer disease and infectious hepatitis under medical supervision.

Preventive Dosage (Powder): 0.5 grams of powder once a day in the morning, 30 minutes before meals. Recommended for chronic gastritis, a tendency to dermatoses, and hyperglycemia in patients over 40 years of age. Course — 30 days with a 60-day break.

Pediatric Dosage (Powder): From 12 years, with a body weight from 35 kg: 0.3–0.5 grams of powder once a day. Used for pyoderma, spastic abdominal pain, and dysbiosis.

Contraindications (Powder): Individual intolerance, acute inflammatory kidney diseases, pronounced hypotension. No scientific data on contraindications during pregnancy, lactation, and in children under 12 years have been registered.

Side Effects (Powder): In case of overdose, cases of diarrhea, nausea, and abdominal pain have been recorded.

Adjustment for Patient Body Weight (Powder): For body weight less than 60 kg — reduce the dosage by 25%. For body weight more than 90 kg — increase the dosage by 25% of the standard.

Preparation method (Powder): To prepare 100 grams of powder, dried leaves and stems of the plant (Gymnopetalum chinense) in the amount of 100 grams are used. The raw material is ground manually or in a roller crusher, then sieved through a sieve with a mesh size of no more than 0.5 millimeters. The powder is packaged in airtight glass jars. Drying temperature of the raw material — 40–45 degrees Celsius in the shade.

Storage Conditions and Shelf Life (Powder): Store in a dry, cool, light-protected place at a temperature of 5 to 20 degrees Celsius. Avoid exposure to electromagnetic radiation. Shelf life — 12 months. After opening, use within 30 days.

Dry Extract — Gymnopetalum chinense

Indications (Dry Extract): Liver fibrosis, colitis, dermatoses, prediabetic state, intestinal parasitic infections.

Standard Dosage (Dry Extract): 300 milligrams of dry extract twice a day, 30 minutes before meals.

Enhanced Dosage (Dry Extract): 500 milligrams three times a day for confirmed helminthic infestation, chronic colitis, and liver fibrosis.

Maximum Dosage (Dry Extract): No more than 1000 milligrams three times a day. Used for severe dermatological pathologies and carbohydrate metabolism disorders.

Preventive Dosage (Dry Extract): 150–200 milligrams per day once in the morning. Recommended for patients with metabolic syndrome, hyperglycemia, and chronic colitis. Course — 30 days, repeated after 3 months.

Pediatric Dosage (Dry Extract): From 10 years with a body weight of at least 30 kg: 100 milligrams of extract once a day after meals. Used for intestinal parasitosis and prediabetic conditions.

Contraindications (Dry Extract): Individual allergic reaction to the plant. No registered data on safety during pregnancy, lactation, and in children under 10 years.

Side Effects (Dry Extract): Short-term dyspeptic disorders may be observed: bloating, soft stools.

Adjustment for Patient Body Weight (Dry Extract): For patients with body weight less than 60 kg — reduction of dosage by 20%. For patients with body weight over 80 kg — increase by 15–20%.

Preparation method (Dry Extract): To prepare 100 grams of dry extract, 500 grams of ground fresh raw material (leaves, aerial part) are used. The raw material is poured with 1000 milliliters of distilled water and extracted at a temperature of 80 degrees Celsius for 4 hours. The decoction is filtered, evaporated at 60 degrees to obtain a thick extract, which is then dried in a drying chamber at 45 degrees. The resulting dry extract is ground and packaged in airtight containers.

Storage Conditions and Shelf Life (Dry Extract): Store in tightly closed containers at a temperature of 5 to 25 degrees Celsius, in a dry place, without access to light. Avoid storage near electrical appliances. Shelf life — 18 months. After opening the package, use within 45 days.

Alcohol-Based Tincture — Gymnopetalum chinense

Indications (Tincture): Hepatomegaly, viral hepatitis, liver fibrosis, gastric ulcer disease, colitis, intestinal spasms, acne, dermatoses, type 2 diabetes mellitus.

Standard Dosage (Tincture): 15 drops of tincture three times a day, diluted in 50 milliliters of warm water, 20 minutes before meals.

Enhanced Dosage (Tincture): 25 drops of tincture three times a day for viral hepatitis B and C, active forms of dermatoses, and chronic liver fibrosis.

Maximum Dosage (Tincture): 30 drops of tincture four times a day. Permissible only under medical supervision for liver fibrosis grade 2–3 and gastric ulcer disease with chronic pain syndrome.

Preventive Dosage (Tincture): 10 drops of tincture once a day in the morning for 30 days. Recommended for the prevention of viral liver damage, skin inflammations, and hyperglycemia in persons over 45 years.

Pediatric Dosage (Tincture): Not recommended for children under 12 years due to ethanol content. From 12 years: 5–7 drops once a day, diluted in warm water, under medical supervision.

Contraindications (Tincture): Alcoholism, hepatic insufficiency, severe hypotension, childhood under 12 years. No scientific data on contraindications during pregnancy and lactation have been registered.

Side Effects (Tincture): In case of overdose, dizziness, nausea, increased intestinal peristalsis, and burning in the stomach are possible.

Adjustment for Patient Body Weight (Tincture): For patients with body weight up to 50 kg — no more than 10 drops per dose. For patients with body weight more than 90 kg — increase in dosage to 30 drops.

Preparation method (Tincture): To prepare 100 milliliters of tincture, 20 grams of dry ground aerial part of the plant and 100 milliliters of 70% ethanol are used. The raw material is placed in a glass bottle, filled with alcohol, tightly closed, and infused for 10 days at room temperature in a dark place. After infusion, the liquid is filtered through gauze and stored in an airtight container.

Storage Conditions and Shelf Life (Tincture): Store in a tightly closed dark glass bottle, at a temperature of 5 to 20 degrees Celsius, away from light and heat sources. Avoid exposure to electromagnetic fields. Shelf life — 2 years. After opening, use within 90 days.

Oil Infusion — Gymnopetalum chinense

Indications (Oil Infusion): Parasitic skin infections, acne, dermatoses, eczema, orchitis, hydrocele.

Standard Dosage (Oil Infusion): Externally: apply 2 times a day to affected areas of the skin in a thin layer for 14 days.

Enhanced Dosage (Oil Infusion): 3–4 times a day for pronounced purulent inflammations, hydrocele, and parasitic skin infections.

Maximum Dosage (Oil Infusion): Up to 6 applications per day on limited areas of the skin for severe forms of dermatosis and orchitis. Do not apply to extensive areas.

Preventive Dosage (Oil Infusion): Once a day on areas of skin prone to inflammation, for chronic acne and seborrhea. Course — 10 days, repeated after a month.

Pediatric Dosage (Oil Infusion): From 6 years: once a day on limited skin areas (up to 3 cm²). Used for eczema and dermatitis. Child's weight — from 20 kg.

Contraindications (Oil Infusion): Individual intolerance. Do not apply to open wounds and mucous membranes. No scientific data on safety during pregnancy and breastfeeding have been registered.

Side Effects (Oil Infusion): Skin irritation, hyperemia, mild burning in case of overdose or individual sensitivity.

Adjustment for Patient Body Weight (Oil Infusion): Adjustment is not required. The volume of application depends on the area of the affected area.

Preparation method (Oil Infusion): For 100 grams of oil infusion: take 30 grams of ground dry leaves and aerial part of the plant, pour with 100 grams of cold-pressed coconut oil. Infuse in a glass container in a water bath at a temperature of 45 degrees Celsius for 2 hours. After cooling, strain through gauze, pour into a dark glass bottle.

Storage Conditions and Shelf Life (Oil Infusion): Store in a dark cool place at a temperature of 5 to 20 degrees Celsius, away from direct light and EMI. Shelf life — 6 months. After opening, use within 30 days.

Vaginal Suppository — Gymnopetalum chinense

Indications (Vaginal Suppository): Vaginal candidiasis, bacterial vaginosis, trichomoniasis, atrophic vaginitis, itching and inflammation of the external genitalia, nonspecific colpitis.

Standard Dosage (Vaginal Suppository): 1 suppository vaginally before bedtime, daily, course — 7–10 days.

Enhanced Dosage (Vaginal Suppository): 1 suppository twice a day — morning and evening — for 7 days for acute bacterial vaginosis and candidiasis.

Maximum Dosage (Vaginal Suppository): Up to 3 suppositories per day in severe inflammatory processes under the supervision of a gynecologist, no more than 5 days in a row.

Preventive Dosage (Vaginal Suppository): 1 suppository every other day, course — 10 days. Recommended for frequent relapses of candidiasis and after a course of antibiotic therapy.

Pediatric Dosage (Vaginal Suppository): Not used in girls before menarche. From 14 years — 1 suppository once every two days for bacterial vaginitis. Weight — from 45 kg.

Contraindications (Vaginal Suppository): Hypersensitivity to components, acute bleeding, vaginal trauma. No data on use during pregnancy and lactation have been registered.

Side Effects (Vaginal Suppository): Burning, itching, slight edema of the mucosa in case of individual intolerance. Increased discharge in case of overdose.

Adjustment for Patient Body Weight (Vaginal Suppository): Adjustment is not required.

Preparation method (Vaginal Suppository): For 10 suppositories: 10 grams of dry powder of Gymnopetalum chinense, 3 grams of beeswax, 87 grams of cocoa butter or coconut oil. Melt the wax and oil in a water bath at a temperature of 50–55 degrees, add the powder, mix thoroughly, pour into molds, cool at 4 degrees Celsius.

Storage Conditions and Shelf Life (Vaginal Suppository): Store in the refrigerator at a temperature of 2 to 8 degrees Celsius, in airtight packaging. Avoid exposure to light and electromagnetic radiation. Shelf life — 6 months. After opening the blister, use within 7 days.

Rectal Suppository — Gymnopetalum chinense

Indications (Rectal Suppository): Hemorrhoids, proctitis, anal fissures, inflammatory diseases of the rectum, parasitic infestations (enterobiasis), hyperglycemia.

Standard Dosage (Rectal Suppository): 1 suppository rectally at night, daily for 10 days.

Enhanced Dosage (Rectal Suppository): 1 suppository twice a day — morning and evening — for pronounced inflammation, pain syndrome, or chronic hemorrhoids.

Maximum Dosage (Rectal Suppository): 3 suppositories per day for no more than 5 days. Recommended only under medical supervision for severe forms of proctitis and anal canal fissures.

Preventive Dosage (Rectal Suppository): 1 suppository every other day for 14 days. Used for chronic hemorrhoids, predisposition to thrombosis, and type 2 diabetes.

Pediatric Dosage (Rectal Suppository): From 6 years and body weight from 25 kg — half a suppository once a day for enterobiasis and mild proctitis. From 10 years — 1 suppository.

Contraindications (Rectal Suppository): Acute bleeding, fissures with hemorrhage, anal fistulas. No data on contraindications during pregnancy and lactation have been registered.

Side Effects (Rectal Suppository): Local burning, increased stool frequency, mucous discharge when the dosage is exceeded.

Adjustment for Patient Body Weight (Rectal Suppository): Up to 40 kg — use half a dose. More than 90 kg — dose increase is not required, but an enhanced regimen is permissible.

Preparation method (Rectal Suppository): For 10 suppositories: 10 grams of powder of Gymnopetalum chinense, 3 grams of beeswax, 87 grams of cocoa butter or coconut oil. Melt the oil and wax in a water bath (temperature 50–55 degrees Celsius), add the powder, mix and pour into molds. Cool until completely solidified at a temperature of 4 degrees.

Storage Conditions and Shelf Life (Rectal Suppository): Store at a temperature of 2 to 8 degrees Celsius in the original packaging, away from heat sources, light, and EMI. Shelf life — 6 months. After opening the blister, use within 7 days.

Ointment — Gymnopetalum chinense

Indications (Ointment): Pyoderma, acne, eczema, inflammatory dermatoses, parasitic skin infections, orchitis, hydrocele.

Standard Dosage (Ointment): Externally: apply to affected areas of the skin in a thin layer 2 times a day, morning and evening, for 10–14 days.

Enhanced Dosage (Ointment): Up to 4 applications per day for acute purulent inflammations, parasitic skin lesions, and pronounced eczema.

Maximum Dosage (Ointment): Up to 6 applications per day on limited areas of the skin, course up to 5 days. Used for exacerbation of chronic eczema and pyoderma.

Preventive Dosage (Ointment): 1 application per day in the evening, course of 7–10 days. Used for chronic acne, recurrent dermatitis, and after insect bites.

Pediatric Dosage (Ointment): From 3 years and weight from 15 kg: once a day, no more than 1 gram of ointment at a time. Used for pyoderma, eczema, and inflammatory bites.

Contraindications (Ointment): Individual intolerance, deep wounds, extensive weeping areas of the skin. No scientific data on safety during pregnancy and lactation have been registered.

Side Effects (Ointment): Local hyperemia, increased itching, peeling of the skin in case of individual sensitivity or overdose.

Adjustment for Patient Body Weight (Ointment): Adjustment is not required. Application depends on the area of the lesion.

Preparation method (Ointment): For 100 grams of ointment: 20 grams of powder of Gymnopetalum chinense, 70 grams of cold-pressed coconut oil, 10 grams of beeswax. Melt the oil and wax in a water bath (temperature 45–50 degrees Celsius), add the powder, mix thoroughly, cool to 35 degrees and pour into containers. Finally cool at a temperature of 4–6 degrees Celsius.

Storage Conditions and Shelf Life (Ointment): Store in airtight packaging at a temperature of 5 to 20 degrees Celsius in a dark place. Do not expose to light, EMI, or open air. Shelf life — 6 months. After opening, use within 30 days.

Toxicity and Biosafety of Gymnopetalum chinense

Data from toxicological studies of Gymnopetalum chinense indicate low acute toxicity upon oral and external use. In studies on laboratory animals (rats, Mus musculus), it has been established that the aqueous and alcoholic extracts of the plant do not cause mortality or serious physiological disorders at doses up to 2000 mg/kg body weight. It is reported that LD₅₀ values (oral) exceed 5000 mg/kg, which classifies the plant as practically non-toxic according to the Globally Harmonized System of Classification (GHS).

External use in the form of ointments and oil infusions does not cause irritation of the skin and mucous membranes in control animals. Subchronic administration of the extract for 28 days did not cause changes in the weight of internal organs, behavior, or biochemical blood parameters.

Nevertheless, there are no systematic data on teratogenicity, mutagenicity, and reproductive toxicity in humans. In this regard, it is recommended to use preparations based on Gymnopetalum chinense with caution in pregnant women, nursing mothers, and children under 3 years of age.

Reference: https://www.researchgate.net/p...

Pharmacodynamics — Gymnopetalum chinense

Gymnopetalum chinense exerts a diverse physiological effect on the body due to the content of a complex of biologically active substances, including saponins, polysaccharides, flavonoids, triterpenoids, and phytosterols. The experimentally confirmed action of components of Gymnopetalum chinense is manifested at both the local and systemic levels. Systemic targets are the hepatobiliary, immune, digestive, and skin regulatory axes. The local action of the drug is expressed in a modulating effect on epidermal cells and inflammatory cascades.

One of the key directions of action is the anti-inflammatory effect, realized through suppression of the activity of inflammatory mediators, primarily prostaglandins and pro-inflammatory cytokines. This property is due to the ability of active fractions to suppress the enzymatic activity of cyclooxygenase and lipoxygenase, which has been confirmed in vitro. A decrease in the production of oxidizing radicals and peroxide compounds has also been described, reflecting the antioxidant effect of the substance.

The pharmacological effect on the immune system is manifested in immunostimulating and immunomodulatory action, due to the ability of extracts to increase the phagocytic activity of macrophages, stimulate the production of interleukin-2 and interferon-γ. This allows Gymnopetalum chinense to be considered as a systemic immunomodulator with a predominant effect on the cellular arm of immunity.

In the gastrointestinal tract, the drug has an antispasmodic effect, regulating the tone of the smooth muscles of the intestinal wall. This action is associated with potentiation of adenylate cyclase activity and a decrease in intracellular calcium concentration in smooth muscle cells. In parallel, a hepatotropic effect is realized through stimulation of liver antioxidant enzymes (catalase, superoxide dismutase), which ensures stabilization of hepatocyte membranes.

The antioxidant effect of Gymnopetalum chinense is associated not only with the scavenging of free radicals but also with the normalization of the activity of the endogenous antioxidant system. The ability of plant components to inhibit lipid peroxidation processes and restore the structure of cell membranes, especially under conditions of oxidative stress, has been identified.

Skin effects include antimicrobial and keratoplastic action, supported by structural compounds with antibacterial activity against gram-positive and gram-negative microorganisms. A mild sedative effect of the extract has also been established against the background of chronic CNS stimulation, which may be associated with effects on GABAergic neurotransmission.

Thus, the pharmacodynamics of Gymnopetalum chinense represents a combination of systemic and local effects, realized through antioxidant, anti-inflammatory, immunomodulatory, and antispasmodic mechanisms. Pharmacological targets cover a wide range of biochemical and cellular processes, including enzymatic cascades, mediator pathways, and tissue receptor sensitivity.

References:
https://www.researchgate.net/p...
https://www.sciencedirect.com/...
https://link.springer.com/arti...

Pharmacokinetics — Gymnopetalum chinense

The pharmacokinetic features of preparations based on Gymnopetalum chinense depend on the form of administration and the chemical nature of the constituent substances. The most common are polyphenols, flavonoids, triterpenoids, and polysaccharides, which have varying degrees of absorption and metabolic transformation.

With oral intake of extracts and powders, the main route of absorption of active substances is in the small intestine. The absorption of flavonoids and saponins is limited by their molecular weight and hydrophilicity, however, in the presence of organic acids and lipophilic carriers, bioavailability may increase. Partial transformation begins already at the level of enterocytes, followed by entry into the portal vein system.

Once in the liver, active substances undergo phase I and II metabolism: hydroxylation, glucuronidation, and sulfation. The main burden is borne by liver enzymes of the cytochrome P450 system. Intermediate metabolites have less pronounced activity, but may interact with detoxification and inflammation systems.

Distribution in tissues occurs mainly in the liver, intestinal wall, kidneys, and skin. Accumulation of some compounds in cells of the reticuloendothelial system has been noted, which may be associated with immunomodulatory action. With external use (ointment, infusion), active substances penetrate the epidermis and dermis, bypassing the systemic circulation, and exert a local effect, partially being absorbed through the lymphatic route.

Excretion is carried out by the kidneys in the form of water-soluble metabolites (glucuronides, sulfates), as well as through bile in the form of unchanged substances. An insignificant amount may be excreted with sweat and through the mucous membranes. Polysaccharide fractions, poorly absorbed in the intestine, are partially fermented by microflora and excreted with feces.

Transdermal forms (ointment, oil infusion) demonstrate slow penetration kinetics, characterized by prolonged action. Suppositories ensure the entry of active fractions bypassing the portal blood flow system, which reduces the load on the liver and increases the bioavailability of some components.

Thus, the pharmacokinetic profile of Gymnopetalum chinense is characterized by moderate absorption upon oral administration, active hepatic metabolism, tissue distribution with localization in immune and skin structures, and combined excretion through the kidneys and intestines.

References:
https://www.ncbi.nlm.nih.gov/p...
https://www.sciencedirect.com/...
https://he01.tci-thaijo.org/in...

Mechanisms of Action and Scientific Rationale — Gymnopetalum chinense

The pharmacological activity of Gymnopetalum chinense is due to the presence of a wide range of bioactive compounds, among which flavonoids (including quercetin and apigenin derivatives), saponins, steroids, and terpenoids predominate. At the cellular level, one of the leading mechanisms of action is the modulation of pro-inflammatory pathways, including inhibition of cyclooxygenase-2 (COX-2) and lipoxygenase (LOX) activity, which leads to a decrease in the production of pro-inflammatory prostaglandins and leukotrienes. These effects are accompanied by weakening of neutrophil and macrophage activation, reduction of their migratory and phagocytic activity, as well as suppression of the release of factors inducing the inflammatory cascade.

Extracts of Gymnopetalum chinense can suppress the activation of NF-κB — a key transcription factor of the inflammatory response that regulates the expression of cytokines, chemokines, and adhesion molecules. Suppression of this cascade leads to a decrease in the production of TNF-α, IL-1β, and IL-6. In parallel, active components of the plant can stabilize cell membranes and increase the expression of antioxidant enzymes (catalase, superoxide dismutase), which provides antioxidant protection and reduces the level of oxidative stress in tissues.

The flavonoid complex of Gymnopetalum chinense is involved in the regulation of calcium homeostasis and inhibits the activation of calcium-dependent enzymes, including phospholipase A2 and protein kinases involved in inflammatory and pain signaling pathways. Effects on MAPK and JAK/STAT pathways have also been described, in particular with respect to inhibition of signal transmission associated with cell proliferation and the production of inflammatory mediators.

The immunomodulatory effect of the plant is realized through increased production of interferons (IFN-γ), stimulation of T-lymphocyte proliferation, and increased phagocytic activity of macrophages. At the same time, a balance between cellular and humoral responses is maintained, which makes the action of Gymnopetalum chinense regulating rather than suppressive. Additionally, participation in the normalization of the activity of liver enzymes, such as alanine aminotransferase and aspartate aminotransferase, has been identified, which indicates a hepatotropic direction of action.

The effect of extracts on carbohydrate metabolism has also been established through activation of receptors associated with the regulation of glucose metabolism, including AMPK and PPARγ, as well as inhibition of α-glucosidase — an enzyme responsible for the breakdown of complex carbohydrates. This action contributes to slowing glucose absorption and reducing postprandial hyperglycemia.

Thus, the mechanisms of action of Gymnopetalum chinense include multiple signaling pathways: suppression of pro-inflammatory enzymes (COX, LOX), reduction of NF-κB activity, enhancement of antioxidant protection, regulation of receptor cascades (PPARγ, AMPK), modulation of the cytokine profile, and stabilization of cellular structures. These data are confirmed by in vitro and in vivo studies published in peer-reviewed pharmacological sources.

References:
https://www.researchgate.net/p...
https://www.sciencedirect.com/...
https://pubmed.ncbi.nlm.nih.go...
https://link.springer.com/arti...

Synergy — Gymnopetalum chinense

Synergistic activity of Gymnopetalum chinense has been confirmed in experiments on combination with other plant agents possessing anti-inflammatory, antimicrobial, and antioxidant properties. The most pronounced effects are observed with combined use with flavonoid-containing plants, such as Phyllanthus niruri and Andrographis paniculata. Potentiation of antioxidant activity and enhanced inhibition of neutrophil peroxidase activity have been established, which indicates an additive nature of interaction along the line of suppression of oxidative stress.

Combined use with Curcuma longa demonstrates a protective effect on hepatocytes, as well as more pronounced suppression of the activity of pro-inflammatory mediators (TNF-α, IL-6), which indicates the participation of a common mechanism through the NF-κB cascade. In an in vivo model, a modulating effect on the expression of antioxidant enzymes when combined with Camellia sinensis has been noted, which confirms tissue-specific synergy in the liver and skin.

Compatibility with Momordica charantia extracts has also been described, where an enhancement of the effect on carbohydrate metabolism and potentiation of α-glucosidase inhibitor activity were observed. This interaction has cellular and enzyme levels, confirmed by biochemical analyses.

Synergy mechanisms in most cases include cross-inhibition of inflammatory mediators, joint activation of antioxidant signaling pathways, and potentiation of immunomodulatory effects. The nature of the interaction is predominantly potentiating and modulating, especially with respect to cytokine cascades and liver enzyme systems. These effects are confirmed by in vitro and in vivo models published in pharmacological publications.

References:
https://www.sciencedirect.com/...
https://pubmed.ncbi.nlm.nih.go...
https://link.springer.com/arti...
https://he01.tci-thaijo.org/in...

Geography of Use and Traditional Medicine — Gymnopetalum chinense

Gymnopetalum chinense is traditionally used in the folk medicine and ethnobotanical practices of South and Southeast Asia, including the southern provinces of China (Guangdong, Hainan, Yunnan), northern Thailand, Laos, Vietnam, Burma, and Eastern India (Assam, Nagaland, Manipur, Orissa). In India, the plant is known under the names kantakari and patala, and is used in the Ayurvedic and Siddha traditions. In the ethnomedical practice of the Munda and Naga peoples, the leaves and fruits of the plant are used for external and internal purposes.

In northern Thailand, the plant is known under the local name กระทุงเหิน and is used in the form of freshly squeezed juice and decoction. Leaf decoction is used for local washings and compresses, as well as in steam inhalations in village body purification procedures. The practices are characteristic of the folk medicine of the Karen, Shan, and northern Lao. Leaves were also used to make thick pastes with coconut oil, applied externally for conditions of body overheating.

In the villages of central Laos, the fruits of the plant were hung in dwellings as a talisman against the "evil branch" — the image of disease and the evil eye in the representation of the ethnic Kmu. The root of the plant was used as part of multicomponent collections for ablutions in healing rituals. Among the Shan peoples, gymnopetalum was considered a plant of internal purity, used as part of post-ritual cleansing baths. In Burma, the plant is described in folk herbals as a component of decoctions used for "balancing the fiery element" in the body.

In Chinese phytotherapy of the Ming Dynasty, the plant is mentioned as Ye Gua (wild cucumber) and is considered a "plant with cooling and drying action." According to surviving records, it was used in the form of a boiled decoction of fresh leaves, often in combination with other cucurbits. In the southern rural culture of Guangdong, the plant was collected before the onset of heat and dried for storage in bags made of bamboo fiber.

Historically, the first written mentions of Gymnopetalum chinense are found in the ethnographic chronicles of the North Indian principalities of the 19th century, as well as in colonial botanical surveys of British naturalists. In addition to medical use, the plant had symbolic significance: in the cultures of several tribes, leaves were laid under the threshold on the days of a child's birth as protection from evil spirits. In Laos, the use of seeds as part of ritual smoking aimed at purifying the dwelling from "energies of disease" has been recorded.