Greek : pharmacon - drug, logos - science.
Various forms of classification of medicinal products include ATC classification.
Classes of medicinal products "Drugs?":
antibiotic -- antinfective? -- analgesic -- antihypertensive? --
antidepressans? -- neuroleptic? -- vitamin --
anticoagulant? -- hyponotic? -- antiepileptic? --
antacid -- antispasmodic? --
laxative? -- diuretic? -- nitrate -- sympathomimetic? --
cortcosteroid? -- mucolytic? -- bronchodilator? --
antitussive? --
anxiolytic -- antiviral? -- antiprotozoal? --
antihelmintic? -- contraceptive -- vaccine -- antiserum? --
emollient? --