As an API (active pharmaceutical ingredient), dicloxacillin sodium is the primary active ingredient in a medication. It is typically produced as a powder or crystalline solid, and is used in the production of dicloxacillin sodium capsules, tablets, and injections. Dicloxacillin sodium is an antibiotic drug that belongs to the class of penicillinase-resistant penicillins. It is used to treat a variety of bacterial infections, including skin and soft tissue infections, respiratory tract infections, and urinary tract infections. Dicloxacillin sodium API is typically produced through a multi-step synthesis process that involves the reaction of 6-amino penicillanic acid (6-APA) with a side chain that is specific to dicloxacillin. This reaction produces dicloxacillin sodium, which is then purified and isolated for use in pharmaceutical formulations.