Anaesthetics and neuromuscular blockers; analgesic and anti-migraine blockers; analgesic and anti-migraine agents; anti-gout and related agents; anthelminthic agents; anti-arrhythmic agents; anti-coagulant, anti-platelet and lipid-lowering agents; anti-depressant agents; anti-diabetic agents; anti-epilectic agents; anti-fungal agents; anti-hypertensive agents; anti-nausea and anti-vertigo agents; anti-neoplastic and immunosuppressant agents; anti-inflammatory agents; anti-Parkinson and related agents; anti-protozoal agents; anti-psychotic agents; anti-spasmodic, anti-ulcer and anti-diarrheoa agents; anti-tuberculous and anti-leprotic agents; barbiturates and related agents; beta-adrenoceptor antagonists; calcium antagonists and peripheral vasodilators; cardiovascular agents; cephalosporins and other anti-infective agents; cerebral vasodilators and sympathomimetics; corticosteroids; hormones and their antagonists; monoamino-oxidase inhibitors and appetite suppressants; miscellaneous agents; penicillins; quinolone antibiotics; repiratory agents; sulphonamides and other anti-bacterials; tetracyclines, aminoglycosides and related agents; thyroid and anti-thyroid agents.