Tetramisole Hydrochloride (CAS 5086-74-8) is a pharmaceutical-grade compound with a molecular formula of C₁₁H₁₂N₂S·HCl and a molecular weight of 240.75. As an anthelmintic, it acts by inhibiting nicotinic acid synthesis in parasitic worms, leading to paralysis and expulsion. Commonly used in veterinary medicine for treating gastrointestinal nematode infections in livestock and poultry, it is also historically noted for its immunomodulatory effects in human medicine (under strict medical supervision).
