Oxcarbazepine

Products Oxcarbazepine is available in the form of film-coated tablets, sustained-release tablets, and as a suspension and commercially (Trileptal, Apydan extent). It has been approved in many countries since 1997. Structure and properties Oxcarbazepine (C15H12N2O2, Mr = 252.3 g/mol) exists as a white to faint orange crystalline powder and is practically insoluble in water. Oxcarbazepine … Oxcarbazepine

Dihydropyridine

Products Dihydropyridines are commercially available in many countries in the form of film-coated tablets, sustained-release tablets, capsules, and injectables. Nifedipine from Bayer (Adalat) was the first active ingredient from this group to enter the market in the mid-1970s. Today, amlodipine (Norvasc, generics) is most commonly prescribed. Structure and properties The name 1,4-dihydropyridines is derived from … Dihydropyridine

Diltiazem

Products Diltiazem is commercially available in tablet and capsule form (Dilzem, generic). It has been approved in many countries since 1982. Structure and properties Diltiazem (C22H26N2O4S, Mr = 414.52 g/mol) is a benzothiazepine derivative. It is present in drugs as diltiazem hydrochloride, a white crystalline powder with a bitter taste that is readily soluble in … Diltiazem

Antiarrhythmics

Indications For the treatment of cardiac arrhythmias. Active ingredients Class I (sodium channel blockers): class IA: Ajmaline (off-label). Quinidine (out of trade) Procainamide (out of commerce) Class IB: Lidocaine Phenytoin (not approved for this indication in many countries). Tocainide (not commercially available in many countries). Mexiletine (not on sale in many countries). Class IC: Encainid … Antiarrhythmics

Esophageal Achalasia

Symptoms Esophageal achalasia is a rare and chronic progressive motility disorder of the lower esophagus that manifests as dysphagia and retrosternal pain. Patients feel discomfort during and after eating. Possible accompanying symptoms include bad breath, cramping, and burning. Ingested food remains in the esophagus and cannot be adequately transported to the stomach. This can lead … Esophageal Achalasia

Propafenone

Products Propafenone is commercially available in the form of film-coated tablets (Rytmonorm). It has been approved in many countries since 1983. Structure and properties Propafenone (C21H27NO3, Mr = 341.4 g/mol) is present in the drug as propafenone hydrochloride, colorless crystals or a white crystalline powder that is sparingly soluble in water. The substance has a … Propafenone

Propiverine

Products Propiverine was approved in many countries in 2020 in the form of modified-release hard capsules (Mictonorm). Later, coated tablets were also registered (Mictonet). This is an older active ingredient that was available earlier in Germany, for example. Structure and properties Propiverine (C23H29NO3, Mr = 367.5 g/mol) is present in drugs as propiverine hydrochloride. Active … Propiverine

Beta Blocker Effects and Side Effects

Products Beta-blockers are available in many countries in the form of tablets, film-coated tablets, sustained-release tablets, as capsules, solution, eye drops, and as injection and infusion solutions. Propranolol (Inderal) was the first representative of this group to appear on the market in the mid-1960s. Today, the most important active ingredients include atenolol, bisoprolol, metoprolol and … Beta Blocker Effects and Side Effects

Diltiazem Ointment

Products Diltiazem ointments are not registered as finished drug products in many countries. However, they can be prepared as an extemporaneous prescription in a pharmacy. Typically, two-percent dosage forms are used (gel, cream, or ointment). There are various manufacturing instructions. For example, white petroleum jelly, Excipial oily ointment, DAC base cream, or a gel base … Diltiazem Ointment

Antivertiginosa

Products Antivertiginosa are commercially available in the form of tablets, capsules, and drops, among others. The name of the drug group is derived from anti- (against) and vertigo, the Latin technical term for vertigo or spinning. Structure and properties Antivertiginosa do not have a uniform structure because different drug groups are used. Effects The agents … Antivertiginosa

Felodipine

Products Felodipine is commercially available in the form of sustained-release tablets. In addition to the original Plendil, generic versions are also available. It has been approved in many countries since 1988. Structure and properties Felodipine (C18H19Cl2NO4, Mr = 384.3 g/mol) is a dihydropyridine. It exists as a white to pale yellow crystalline powder that is … Felodipine