ERGAMISOL® (levamisole hydrochloride) is an immunomodulator
available in tablets for oral administration containing the equivalent
of 50 mg as levamisole base. Fifty-nine (59) mg of levamisole HCl is equivalent
to 50 mg of levamisole base. Inactive ingredients are colloidal silicon
dioxide, hydrogenated vegetable oil, hydroxypropyl methylcellulose, lactose,
microcrystalline cellulose, polyethylene glycol 6000, polysorbate 80,
Levamisole hydrochloride is (-)-( S)-2,3,5, 6-tetrahydro-6-phenylimidazo
[2,1-b] thiazole monohydrochloride C11H12N2SHCl
Levamisole hydrochloride is a white to almost white crystalline powder
which is almost odorless and is freely soluble in water. It is quite stable
in acid aqueous media but hydrolyzes in alkaline or neutral solutions.
It has a molecular weight of 240.75.