Major Pharmaceuticals Medicated and Therapeutic Shampoos deliver a specialized selection of over-the-counter (OTC) dermatological hair and scalp treatments formulated for clinical facilities, long-term care institutions, hospital pharmacies, and outpatient care. This portfolio encompasses pediculicides for ectoparasite eradication (Pyrethrins / Piperonyl Butoxide), antiseborrheics for severe dandruff and tinea versicolor (Selenium Sulfide 1%), keratolytic coal tar gels for psoriasis and seborrheic dermatitis (Thera-Gel), and dual-action salicylic acid and sulfur formulations (Sebex). Formulated under strict USP guidelines and assigned individual National Drug Codes (NDC), these therapeutic shampoos provide targeted topical relief for pediculosis, scaling, itching, and chronic scalp conditions across institutional and home care environments.