Drug: Stendra (avanafil)

What is avanafil (Stendra)? Avanafil relaxes muscles and increases blood flow to particular areas of the body.Avanafil is used to treat erectile dysfunction (impotence).Avanafil may also be used for purposes not listed in this medication guide.

Source: http://www.emedicinehealth.com

What are the possible side effects of avanafil (Stendra)? Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.If you become dizzy or nauseated during sexual activity, or if you have pain, numbness, or tingling in your chest, arms, neck, or jaw, stop and call your doctor right away. You could be having a serious side effect of avanafil.Stop using avanafil and call your doctor at once if you have any of these serious side effects:
  • changes in vision or sudden vision loss;
  • ringing in your ears, or sudden hearing loss;
  • chest pain, pounding heartbeats or fluttering in your chest;
  • pain, swelling, warmth, or redness in one or both legs;
  • shortness of breath, swelling in your hands or feet;
  • feeling light-headed, fainting; or
  • penis erection that is painful or lasts 4 hours or longer.
Less serious side effects may include:
  • redness or warmth in your face, neck, or chest;
  • headache, mild dizziness;
  • cold symptoms such as stuffy nose, sinus pain, or sore throat;
  • diarrhea, constipation, upset stomach; or
  • back pain.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Source: http://www.emedicinehealth.com

What other drugs will affect avanafil (Stendra)? Tell your doctor about all other medicines you use, especially:
  • conivaptan (Vaprisol);
  • imatinib (Gleevec);
  • isoniazid (for treating tuberculosis);
  • nefazodone;
  • rifabutin (Mycobutin), rifampin (Rifadin, Rimactane, Rifater, Rifamate), or rifapentine (Priftin);
  • an antibiotic such as clarithromycin (Biaxin), erythromycin (E.E.S., EryPed, Ery-Tab, Erythrocin, Pediazole), or telithromycin (Ketek);
  • antifungal medication such as itraconazole (Sporanox), ketoconazole (Nizoral), miconazole (Oravig), posaconazole (Noxafil), or voriconazole (Vfend);
  • an antidepressant such as nefazodone;
  • a barbiturate such as phenobarbital (Solfoton);
  • drugs to treat high blood pressure or a prostate disorder, such as alfuzosin (Uroxatral), doxazosin (Cardura), prazosin (Minipress), terazosin (Hytrin), silodosin (Rapaflo), or tamsulosin (Flomax, Jalyn);
  • heart or blood pressure medication such as amlodipine (Norvasc, Caduet, Exforge, Lotrel, Tekamlo, Tribenzor, Twynsta, Amturnide), diltiazem (Cardizem, Cartia, Dilacor, Diltia, Diltzac, Taztia, Tiazac), enalapril (Vasotec), nicardipine (Cardene), nifedipine (Nifedical, Procardia), quinidine (Quin-G), verapamil (Calan, Covera, Isoptin, Verelan, Tarka), and others;
  • HIV or AIDS medications such as atazanavir (Reyataz), darunavir (Prezista), delavirdine (Rescriptor), efavirenz (Sustiva), etravirine (Intelence), nevirapine (Viramune), fosamprenavir (Lexiva), indinavir (Crixivan), nelfinavir (Viracept), ritonavir (Norvir, Kaletra), or saquinavir (Invirase);
  • seizure medications such as carbamazepine (Carbatrol, Equetro, Tegretol), phenytoin (Dilantin), and others; or
  • the hepatitis C medications boceprevir (Victrelis) or telaprevir (Incivek).
This list is not complete and other drugs may interact with avanafil. Tell your doctor about all medications you use. This includes prescription, over-the-counter, vitamin, and herbal products. Do not start a new medication without telling your doctor.

Source: http://www.emedicinehealth.com

What happens if I overdose (Stendra)? Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.Overdose symptoms may include severe forms of some of the side effects listed in this medication guide.

Source: http://www.emedicinehealth.com

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