1 introduction. 2 general requirements, quality assurance and accreditation of calibration/testing laboratories. 3 good laboratory practices. 4 analytical procedures and analyst validation. 5 profile of a quality control laboratory for pharmaceutical units. 6 analgesices and antipyretics. 7 alimentary drugs. 8 antibiotics. 9 anti-inflammatory drugs. 10 bronchospasm relaxants(anti-asthma). 11 cardiovascular drugs. 12 expectorants and cough suppressants. 13 eye, ear, nasal, preparations. 14 keratolytics and cleansers. 15 rubefacients. 16 sedatives and tranquillisers. 17 topical antifungal and anti-infective preparations. 18 vitamins, minerals and digestive enzyme preparation.