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There is currently no manufacturer warning information available for this drug.
1.1 Parkinson’s Disease
Ropinirole extended-release tablets are indicated for the treatment of Parkinson’s disease.
Ropinirole extended-release tablets contain ropinirole, a non-ergoline dopamine agonist. It is supplied as the hydrochloride salt of ropinirole 4-[2-(dipropylamino)ethyl]-1,3-dihydro-2H-indol-2-one and has molecular formula of C16H24N2O•HCl. The molecular weight is 296.84 (260.38 as the free base).
The structural formula is:
Ropinirole hydrochloride is a white to cream colored crystalline powder with a melting range of 241° to 245°C and a solubility of 134 mg/mL in water.
Ropinirole extended-release tablets are formulated as a single layer matrix tablets coated with functional polymer. Each biconvex, capsule-shaped tablet contains 2.28 mg, 4.56 mg, 6.84 mg, 9.12 mg, or 13.68 mg ropinirole hydrochloride equivalent to ropinirole 2 mg, 4 mg, 6 mg, 8 mg, or 12 mg, respectively. Inactive ingredients consist of carboxymethyl cellulose sodium, colloidal silicon dioxide, diethyl phthalate, ethyl cellulose, hydrogenated castor oil, hydroxypropyl cellulose, hypromellose, lactose anhydrous, magnesium stearate, maltodextrin, polyethylene glycol, talc, titanium dioxide and ferric oxide. The film coating contains: iron oxide red (for the 2 mg, 4 mg, and 8 mg strengths), iron oxide black (for the 4 mg and 8 mg strengths), iron oxide yellow (for the 4 mg, 8 mg, and 12 mg strengths), polysorbate 80 (for the 6 mg strength), and FD&C Blue No. 2 aluminum lake (for the 12 mg strength).