It comes as standard tablets, chewable tablets, and as a liquid that you swallow. Do not keep outdated medicine or medicine no longer needed. Problematic situations can be tacked by sharing it with friends and family. Other oral medicines are undergoing tests for safety and efficacy. The pharmacokinetics of sildenafil in patients with severely impaired hepatic function Child-Pugh Class C have not been studied [see Dosage and Administration 2.Rarely reported side effects include: an erection that will not go away (priapism). If you have an erection that lasts more than 4 hours, get medical help right away. If it is not treated right away, priapism can permanently damage your penis. sudden vision loss in one or both eyes. Phuket Gazette / The Nation. PHUKET: The Government Pharmaceutical Organisation (GPO) will launch its erectile dysfunction drug “Sidagra” on October 15 at a fraction of . The Savings Offer and Program expire on 12/31/ For further information, call , visit test1.ru, or write: Viatris Inc., P.O. Box , Mission, KS If your pharmacy does not participate, you may be able to submit a request for a rebate in connection with this Savings Offer.