Acne treatment -- Analgesics and nonsteroidal anti-inflammatory drugs (nsaids) -- Anorectics and weightloss agents -- Anthelmintics -- Antialzheimer's agents -- Antianginal agents -- Antianxiety agents -- Antiarrhythmic agents -- Antiasthma agents, bronchodilators and respiratory agents -- Antibacterial agents -- Anticoagulant and antithrombotic agents -- Antidepressants -- Antidiabetic agents -- Antidiarrhoeal agents -- Antidotes, antagonists and chelating agents -- Antiemetic agents -- Antiepileptics -- Antifungal agents -- Antiglaucoma agents -- Antigout and uricolytic agents -- Antihistamines -- Antihypertensive agents -- Antimalarial agents -- Antimigraine agents -- Antimycobacterial agents -- Antineoplastic agents -- Antineoplastic support agents -- Antiparkinson's agents -- Antiplatelet agents -- Antiprotozoal agents -- Antipsychotic and mood stabilising agents -- Antiulcer agents -- Antiviral agents -- Bladder function disorder agents -- Bone and calcium regulating agents -- Cardiac glycosides -- Cholinergic and anticholinergic agents -- Corticosteroids -- Cough suppressants, expectorants and mucolytics -- Dermatological agents -- Disease modifying antirheumatic drugs (dmards) -- Diuretics -- Drug dependence -- Erectile dysfunction agents -- Eye, ear, nose and throat agents -- Fibrinolytic agents -- Gastrointestinal agents (miscellaneous) -- General anaesthetics -- Haemopoietic agents -- Haemostatics -- Hypothalamic and pituitary hormones -- Immunomodifiers -- Laxatives -- Lipid regulating agents -- Local anaesthetics -- Metabolic disorders agents -- Movement disorders agents -- Muscle relaxants -- Neuromuscularblocking agents -- Opioid analgesics -- Pregnancy, childbirth and breastfeeding -- Pulmonary hypertension agents -- Sedatives and hypnotics -- Sex hormones -- Stimulants -- Sympathomimetic agents -- Thyroid and antithyroid agents -- Vaccines, immunoglobulins and antivenoms -- Vasodilators -- Vitamins, minerals and electrolytes -- Miscellaneous agents