WebThe Savings Offer and Program expire on 12/31/ For further information, call , visit , or write: Viatris Inc., P.O. Box , Mission, KS .Rarely reported side effects include: an erection that will not go away priapism. Avanafil Stendra. Some examples of nitrates are nitroglycerin Nitro-Dur, Nitrostat, others , isosorbide mononitrate Monoket and isosorbide dinitrate Bidil. If you experience chest pain, dizziness, or nausea during sex, seek immediate medical help. An inherited eye disease that affects the retina. This medicine also works best when you take it an hour before sex on an empty stomach.WebJun 24, · The four main medicines taken by mouth for erectile dysfunction are: Avanafil (Stendra). Sildenafil (Viagra). Tadalafil (Cialis). Vardenafil. These medicines are called . WebThe Savings Offer and Program expire on 12/31/ For further information, call , visit , or write: Viatris Inc., P.O. Box , Mission, KS . Web18 hours ago · Viagra, the ‘little blue pill’ that is used by millions of men worldwide for erectile dysfunction, was actually discovered by accident. In the early s, researchers .The information provided is for educational purposes only and is not intended to replace discussions with a healthcare provider. Its effects often last for 4 to 5 hours. 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. Oral medicine for ED also might not be safe or work well if you have: Very low blood pressure, called hypotension, or uncontrolled high blood pressure, called hypertension. Vardenafil usually works for 4 to 5 hours.