Product Description: Sulfamethazine 100 μg/mL in acetonitrile (Sulfadimidine 100 μg/mL in acetonitrile) is an antimicrobial agent that induces CYP3A4 expression and is acetylated by N-acetyltransferase. It exhibits sex-dependent pharmacokinetics and is metabolized by CYP2C11 in males.