Mylan Pharma has launched Paroxetine Hydrochloride (HCl) Extended-release (ER) Tablets, the generic version of GlaxoSmithKline's (GSK) Paxil CR(R). As the first company to successfully file ANDA containing a paragraph IV certification for the 12.5 mg and 25 mg tablets, Mylan has earned 180 days of marketing exclusivity for these two strengths. Mylan has supply and distribution agreement with GSK. Mylan further has the right to market the 37.5 mg strength.