Articles
Warfarin — Side Effects, High INR, Bleeding, and Dangerous Interactions
04 august 2026
EFFECTIVE | TOXIC
Names, Active Ingredient, and Brand Names
The international nonproprietary name is warfarin, with the Latin variants Warfarin and Warfarinum. Medicinal products predominantly contain warfarin sodium — Warfarin sodium, the sodium salt of 3-(α-acetonylbenzyl)-4-hydroxycoumarin; the tablets contain a racemic mixture of the R- and S-enantiomers, with S-warfarin having...
Budesonide — Why It Is Dangerous, Side Effects and Adrenal Suppression
04 august 2026
EFFECTIVE | TOXIC
Names Under Which Budesonide Is Available
The international nonproprietary name is budesonide; in Russian, it is known as будесонид. The variants Budesonid and Budesonida are also found in documents and prescribing information. The drug is available as an inhalation powder and aerosol, a nebuliser suspension, a nasal spray, enteric-coated capsules, prolonged-release...
Bifonazole — Why Antifungal Cream Can Be Dangerous and Why Treatment Fails
04 august 2026
Limited Effectiveness | Nontoxic
Names Under Which Bifonazole Is Available
The international nonproprietary name is bifonazole, the Latin spelling is Bifonazole, and the pharmaceutical Latin variant is Bifonazolum. The active ingredient is usually supplied as the nonsalt form of bifonazole at a concentration of 1%, or 10 mg/g. Dosage forms include cream, solution, spray, powder,...
Benzydamine — How Dangerous It Is, Side Effects and Contraindications
01 august 2026
LIMITED EFFECTIVENESS | TOXIC
Names Under Which Benzydamine Is Available
The international nonproprietary name is benzydamine; the Latin name is benzydamine. Benzydamine hydrochloride is predominantly used in medicinal products. The main dosage forms include 0.15% and 0.30% oral and throat sprays, gargling solutions, 3 mg tablets or lozenges for dissolution, and, less commonly, vaginal...
Benzathine Benzylpenicillin — Injection Risks, Side Effects, and Consequences of Use
01 august 2026
EFFECTIVE | TOXIC
Names Under Which the Drug Is Available
International nonproprietary name: benzathine benzylpenicillin; Latin variants: Benzathine benzylpenicillin, Benzylpenicillin benzathine; American name: Penicillin G benzathine; the spellings benzathine penicillin G and benzathine penicillin are also used. The dosage form is a powder or a ready-to-use long-acting suspension...
Benzocaine — Methemoglobinemia, Hypoxia, and the Risks of Local Anesthesia
01 august 2026
EFFECTIVE | TOXIC
Names of Benzocaine and Products with Hidden Duplication
The international nonproprietary name is benzocaine, Benzocaine. In Russian-language instructions, pharmacy catalogs, and medical records, the drug is also referred to as anesthesin. Latin and chemical variants include Benzocainum, Benzocain, ethyl 4-aminobenzoate, ethyl p-aminobenzoate, and the ethyl ester...
Beclometasone — Why This Hormonal Drug Is Dangerous and Why It Does Not Relieve an Asthma Attack
01 august 2026
EFFECTIVE | TOXIC
Names Under Which Beclometasone Is Available
The international nonproprietary name is beclometasone, with the Latin variants beclometasone and beclomethasone. Pharmaceutical formulations usually contain beclometasone dipropionate or beclomethasone dipropionate; it is a prodrug that is converted into the active metabolite beclometasone-17-monopropionate. The main forms are a...
Aspirin — bleeding, stomach ulcers, poisoning and contraindications
31 july 2026
EFFECTIVE | TOXIC
Names under which aspirin is available
The international nonproprietary name of the medicine is acetylsalicylic acid; the Latin and English variants are Acetylsalicylic acid, Aspirin, ASA and acetylsalicylate. In pharmacies and medical records, the medicine may be found under the names Aspirin, Aspirin Cardio, Thrombo ASS, Acecardol, CardiASK, Upsarin UPSA, Aspirin Express and...
Azelastine — potential risks, side effects and interaction with alcohol
27 july 2026
Effective | toxic
Names under which azelastine is available: the international nonproprietary name is azelastine, and the Latin spelling is azelastine; the active ingredient in medicinal products is usually present as azelastine hydrochloride — azelastine hydrochloride, azelastine HCl. The main dosage forms are metered-dose nasal sprays containing 0.1% or 0.15% and 0.05% eye drops. Brand names...
Allopurinol — side effects, contraindications, and dangerous rash during gout treatment
27 july 2026
EFFECTIVE | TOXIC
Names under which allopurinol is available
The international nonproprietary name is allopurinol; the Latin spelling is Allopurinol. Its main active metabolite is oxypurinol, also known as alloxanthine. The medication is mainly available as 100 mg and 300 mg tablets; other strengths, oral suspensions, and intravenous formulations are available in some countries. Common...