include all information about :Topical formulations ointments, other topical preparations applied to the skin; creams, plasters, poultices, pastes, ophthalmic solutions, suspensions, ointments, occuserts (definitions, bases, vehicles, packaging, storage, labeling, drugs), nasal preparations ear preparations, transdermal drug delivery systems, bioadhesive drug delivery systems, suppositories, packaging, factors affecting drug absorption, common problems encountered in suppository production, parenteral medications, formulation principles, processing of parenteral formulations, factors affecting drug distribution after injection, container and closures, quality control.