Drugs A - Z
Sildenafil Citrate Oral tablet [Pulmonary Hypertension]
It is used to treat pulmonary arterial hypertension
Generic Name: sildenafil
There is an FDA Alert for this drug. Click here to view it.
What is this medicine?SILDENAFIL (sil DEN a fil) is used to treat pulmonary arterial hypertension. This is a serious heart and lung condition. This medicine helps to improve symptoms and quality of life.
What should I tell my health care provider before I take this medicine?They need to know if you have any of these conditions:
-anatomical deformation of the penis, Peyronie's disease, or history of priapism (painful and prolonged erection)
-eye disease, vision problems
-high or low blood pressure
-history of blood diseases, like sickle cell anemia or leukemia
-pulmonary veno-occlusive disease (PVOD)
-an unusual or allergic reaction to sildenafil, other medicines, foods, dyes, or preservatives
-pregnant or trying to get pregnant
How should I use this medicine?Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. You can take it with or without food. If it upsets your stomach, take it with food. Take your doses at regular intervals about 4 to 6 hours apart. Do not take it more often than directed. Do not stop taking except on your doctor's advice.
Talk to your pediatrician regarding the use of this medicine in children. This medicine is not approved for use in children.
What if I miss a dose?If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
What may interact with this medicine?Do not take this medicine with any of the following medications:
-cobicistat; elvitegravir; emtricitabine; tenofovir
-nitrates like amyl nitrite, isosorbide dinitrate, isosorbide mononitrate, nitroglycerin
-other sildenafil products (Viagra)
This medicine may also interact with the following medications:
-antiviral medicines for HIV or AIDS
-certain medicines for benign prostatic hyperplasia (BPH)
-certain medicines for blood pressure
-certain medicines for fungal infections like ketoconazole and itraconazole
What should I watch for while using this medicine?Tell your doctor or healthcare professional if your symptoms do not start to get better or if they get worse.
Tell your doctor or health care professional right away if you have any change in your eyesight or hearing.
You may get dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Avoid alcoholic drinks; they can make you more dizzy.
What side effects may I notice from receiving this medicine?Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-changes in vision
-fast, irregular heartbeat
-men: prolonged or painful erection (lasting more than 4 hours)
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
Where should I keep my medicine?Keep out of reach of children.
Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
The Healthline Site, its content, such as text, graphics, images, search results, and other material contained on the Healthline Site ("Content"), its services, and any information or material posted on the Healthline Site by third parties are provided for informational purposes only. None of the foregoing is a substitute for professional medical advice, examination, diagnosis, or treatment. Always seek the advice of a physician or other qualified healthcare provider with any questions you may have regarding a medical condition. Never disregard professional medical advice or delay in seeking it because of something you have read on the Healthline Site. If you think you may have a medical emergency, call your doctor or 911 immediately. Please read the Terms of Service for more information regarding use of the Healthline Site.