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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...
Azithromycin — Side Effects, Contraindications, and Why It Is Dangerous
27 july 2026
EFFECTIVE | TOXIC
Names Under Which Azithromycin Is Available
The international nonproprietary name is azithromycin, the Latin spelling is Azithromycin, and the commonly used transliteration is azitromitsin. In oral medicines, the active ingredient is usually present as azithromycin dihydrate; lyophilized forms of azithromycin are used for infusion. The main dosage forms are tablets and capsules,...
Aluminum Acetate — Burow’s Solution, Uses, Side Effects and Contraindications
25 july 2026
LIMITED EFFECTIVENESS | NON-TOXIC
Names Under Which Aluminum Acetate Is Found
The active ingredient is referred to as aluminum acetate, aluminium acetate, acetic acid aluminum salt, Aluminium acetate or Aluminum acetate. The solution is traditionally known as Burow’s solution, Burow’s fluid or Burow solution. Commercially available forms include ready-to-use solutions, gels and creams, as well...
Betamethasone — How Dangerous It Is, Side Effects and Withdrawal Syndrome
25 july 2026
EFFECTIVE | TOXIC
Names Under Which Betamethasone Is Available
The international nonproprietary name is betamethasone, and its Latin spelling is Betamethasone. Different derivatives are used in medicinal products: betamethasone dipropionate, betamethasone valerate, betamethasone sodium phosphate and betamethasone acetate.
Dosage forms include creams, ointments, lotions, solutions,...
Amoxicillin: Why It Can Be Dangerous, Side Effects, and Contraindications
25 july 2026
EFFECTIVE | POTENTIALLY TOXIC
Names Under Which Amoxicillin Is Available
The international nonproprietary name is amoxicillin; the Latin spelling is amoxicillin , with amoxycillin also encountered as an alternative form. Oral preparations usually contain amoxicillin trihydrate, while injectable formulations contain amoxicillin sodium.
Available dosage forms include capsules,...
Aspergillus Otomycosis - Black or Gray Discharge, Severe Itching, and a Plugged-Ear Sensation
25 july 2026
Aspergillus otomycosis is a fungal infection of the external auditory canal caused by molds of the genus Aspergillus. Its most recognizable symptoms are severe itching, a sensation of a plug or foreign body in the ear, ear fullness, and reduced hearing. The discharge may be gray, brownish, or almost black. Small black specks are particularly characteristic of Aspergillus niger, although the color of the discharge...
Allergic Rhinitis: Symptoms, Diagnosis, and Treatment
25 july 2026
Allergic rhinitis manifests as recurrent bouts of sneezing, nasal itching, profuse clear watery discharge, and nasal congestion. Secondary symptoms include itching, redness, and watering of the eyes, throat irritation and itching, mucus draining down the back of the throat, occasional coughing, reduced sense of smell, a nasal voice, pressure or a blocked sensation in the ears, headache, fatigue, irritability,...