SPL Set ID: 56e8d1f6-6dbf-4e11-a177-a56bbfb9f8ec

Pramipexole dihydrochloride tablets contain pramipexole dihydrochloride (as a monohydrate). Pramipexole is a nonergot dopamine agonist. The chemical name of pramipexole dihydrochloride monohydrate is ( S )-2-amino-4,5,6,7-tetrahydro-6-(propylamino)benzothiazole dihydrochloride monohydrate. Its molecular formula is C 10 H 17 N 3 S·2HCl·H 2 O, and its molecular weight is 302.26. The structural formula is: Pramipexole dihydrochloride USP is a white or almost white, crystalline powder. Melting occurs in the range of 296°C to 301°C, with decomposition. Pramipexole dihydrochloride is more than 20% soluble in water, about 8% in methanol, about 0.5% in ethanol, and practically insoluble in dichloromethane. Pramipexole dihydrochloride tablets 0.125 mg: Each tablet contains 0.125 mg pramipexole dihydrochloride monohydrate equivalent to 0.118 mg pramipexole dihydrochloride USP. Pramipexole dihydrochloride tablets 0.25 mg: Each tablet contains 0.25 mg pramipexole dihydrochloride monohydrate equivalent to 0.235 mg pramipexole dihydrochloride USP. Pramipexole dihydrochloride tablets 0.5 mg: Each tablet contains 0.5 mg pramipexole dihydrochloride monohydrate equivalent to 0.47 mg pramipexole dihydrochloride USP. Pramipexole dihydrochloride tablets 0.75 mg: Each tablet contains 0.75 mg pramipexole dihydrochloride monohydrate equivalent to 0.705 mg pramipexole dihydrochloride USP. Pramipexole dihydrochloride tablets 1 mg: Each tablet contains 1 mg pramipexole dihydrochloride monohydrate equivalent to 0.94 mg pramipexole dihydrochloride USP. Pramipexole dihydrochloride tablets 1.5 mg: Each tablet contains 1.5 mg pramipexole dihydrochloride monohydrate equivalent to 1.41 mg pramipexole dihydrochloride USP. Inactive ingredients consist of colloidal silicon dioxide, corn starch, magnesium stearate, mannitol, and povidone. Chemical Structure