PTN 1121 - Therapeutic Agents I PTN 1121 - Therapeutic Agents I Topics include the evolution and source of medicinal drugs, product identification, storage and dispensing requirements, dosage forms and routes of administration, mechanisms of drug actions, interactions, indications and contraindications. Covers antibiotics, therapy for fungal and viral infections, anesthetics, analgesics, narcotics, psychiatric and related drugs. Semester Hours: 3 credit hours Semester ummer Fees: None Course Designations: AS only