2024-12-31T09:06:24+0000

Some patients experienced a sudden decrease or loss of hearing after they took sildenafil or other medications that are similar to sildenafil. In patients in whom the half life of sildenafil may be prolonged , a more extended period of time from sildenafil administration to nitrate administration may be required. When a baby is born, pressure in the blood vessels of the lungs is high, and when normal breathing is established, this pressure starts to fall. The marketing materials and literature indicate that sildenafil lasts for up to four hours.