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What should I know about Stendra (Avanafil)?

What is the most important information I should know about  Stendra (Avanafil)?

Taking  Stendra (Avanafil) with other medicines can cause your blood pressure to drop suddenly to an unsafe level.  A sudden drop in blood pressure can cause you to feel dizzy, faint, or have a heart attack or stroke.

If you need emergency medical care for a heart problem it is important that your healthcare provider knows when you last took  Stendra (Avanafil).

You must stop sexual activity and seek immediate medical help if you experience chest pain, dizziness, or nausea during sex. Sexual activity can put an extra strain on your heart, especially if your heart is already weak from an existing heart condition.

What is  Stendra (Avanafil)?

 Stendra (Avanafil) is a prescription medicine used to treat erectile dysfunction (ED).

 Stendra (Avanafil), manufactured by Vivus is available to buy on the internet via is not for use by women or children.

Who should not take  Stendra (Avanafil)?

You should not take  Stendra (Avanafil) If you take “nitrate” medication, use street drugs called “poppers” (such as amyl nitrate and butyl nitrate) or are allergic to avanafil or any of the ingredients in  Stendra (Avanafil).

What should I tell my healthcare provider before taking  Stendra (Avanafil)?

Before you take  Stendra (Avanafil) tell your healthcare provider if you have or have had heart problems.  These include:

  • Heart attack
  • Irregular heartbeat
  • Angina
  • Heart failure (Or if you have had heart surgery within the last 6 months)
  • History of stroke
  • History of low blood pressure
  • History of high blood pressure that is not controlled,

 You should also advise your healthcare provider if you have:

  • A deformed penis
  • Have had an erection that lasted for more than 4 hours
  • Problems with your blood cells such as sickle cell anaemia, multiple myeloma or leukaemia
  • Retinitis pigmentosa
  • Ever had severe vision loss, including NAION
  • Bleeding problems
  • Had stomach ulcers
  • Liver problems
  • Kidney problems or are having kidney dialysis
  • Any other medical conditions

 Tell your healthcare provider about all the medicines you take, including prescription and non- prescription medicines, vitamins, and herbal supplements.  Stendra (Avanafil) may affect the way other medicines work so it is important you have the necessary advice.

 It is also important to be aware that the combination of  Stendra (Avanafil) with other medication my affect how  Stendra (Avanafil)works, and cause side effects.

 Tell your healthcare provider if you take any of the following:

  • Medicines called nitrates
  • Medicines called HIV protease inhibitors, such as ritonavir (Norvir), indinavir (Crixivan), saquinavir (Fortavase or Invirase) or atazanir (Reyataz)
  • Some types of oral antifungal medicines, such as ketoconazole (Nizoral), and itraconozale (Sporonox)
  • Some types of antibiotics, such as clarithromycin (Biaxin), telithromycin (Ketek), or erythromycin.
  • Medicines called alpha blockers, these include Hytrin (terazosin), Flomax (tamsulosin HCl), Cardura  (doxazosin), Minipress (prazosin HCl), Uroxatral (alfuzosin HCl), Jalyn (dutasteride and tamsulosin HCl), or Rapaflo (silodosin).
  • Other medicines that treat high blood pressure
  • Other medicines or treatments for ED

Ask your healthcare provider or pharmacist for a list of your medicines if you are not  sure precisely what it is that you are taking.

How should I take  Stendra (Avanafil)?

Take official Vivus  Stendra (Avanafil)  via as directed by your healthcare provider.  They will tell you how much  Stendra (Avanafil) to take, and when to take it.

 Stendra (Avanafil) should be taken about 30 minutes before sexual activity. Do not take  Stendra (Avanafil) more than once a day.

Your healthcare provider may change your dose if needed.

You should take the lowest dose of  Stendra (Avanafil) that works for you.

 Stendra (Avanafil) may be taken with or without food.

Do not drink too much alcohol when taking  Stendra (Avanafil) as this can increase your chances of getting

a headache or getting dizzy, increasing your heart rate, or lowering your blood pressure.


What are the possible side effects of  Stendra (Avanafil)?

The most common side effects of  Stendra (Avanafil) include headaches, flushing, stuffy or runny nose, sore throat and back pain.

 Stendra (Avanafil) may uncommonly cause an erection that will not go away (priapism). If you have an erection that lasts for more than 4 hours, seek immediate medical help.  Some people may also have ringing in their ears (tinnitus) or dizziness.

Stop taking  Stendra (Avanafil) and call your healthcare provider immediately if you have sudden vision loss or sudden hearing decrease.

Tell your healthcare provider if you have any side effect that bothers you or does not go away.

These are not all the possible side effects of  Stendra (Avanafil). For more information, speak to your healthcare provider or pharmacist.


How should I store  Stendra (Avanafil)?

Store  Stendra (Avanafil) at 68°F to 77°F (20°C to 25°C) and out of the light.

Like all medicines,  Stendra (Avanafil) should be kept out of the reach and eyeline of children.

Do not give  Stendra (Avanafil) to other people, even if they have the same symptoms that you have. They may have different underlying conditions and the drug may harm them.  If they wish to take  Stendra (Avanafil) they must seek medical advice first.


What are the ingredients in  Stendra (Avanafil)?

The active ingredient is avanafil and the inactive ingredients include:

  • Mannitol
  • Fumaric acid
  • Hydroxypropylcellulose
  • Low substituted hydroxypropylcellulose
  • Calcium carbonate
  • Magnesium stearate
  • Ferric oxide yellow

 Norvir (ritonavir) is a trademark of Abbott Laboratories Crixivan (indinavir sulfate) is a trademark of Merck Sharp & Dohme Corp.

 Invirase (saquinavir mesylate) is a trademark of Hoffmann-LA Roche, Inc. Reyataz (atazanavir sulfate) is a trademark of Bristol-Myers Squibb Co.

 Biaxin (clarithromycin) is a trademeark of Abbott Laboratories Ketek (telithromycin) is a trademark of Aventis Pharma S.A.

 Nizoral (ketoconazole) is a trademark of Johnson & Johnson.

Sporanox (itraconazole) is a trademark of Johnson & Johnson Hytrin (terazosin HCl) is a trademark of Abbott Laboratories Flomax (tamsulosin HCl) is a trademark of Yamanouchi Pharmaceutical Co., Ltd. Cardura (doxazosin mesylate) is a trademark of Pfizer Inc. Minipress (prazosin HCl) is a trademark of Pfizer Inc. Uroxatral (alfuzosin HCl) is a trademark of Sanofi Societi Anonyme France Jalyn (dutasteride and tamsulosin HCl) is a trademark of Glaxo Group Limited Rapaflo (silodosin) is a trademark of Watson Pharmaceuticals, Inc.


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