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Revatio (Sildenafil Citrate)

Qty-Price (USD)
Type: drug type
Product: Revatio
Manufacturer: Pfizer
Country: Australia
Dosage: 20 mg
Type: drug type
Product: Revatio
Manufacturer: Upjohn
Country: Canada
Dosage: 20 mg

Generic Equivalent of Revatio
Qty-Price (USD)
Type: drug type
Product: Sildenafil Citrate
Manufacturer: Generic
Country: Canada
Dosage: 20 mg
Type: drug type
Product: Sildenafil Citrate
Manufacturer: Generic
Country: India
Dosage: 20 mg

Revatio Information

reviewed by Dr. HaVy Ngo, Pharmacist on 11/22/2022 10:18:10 AM.

Revatio Details (Brand and Generic)

Canada Pharmacy Online offers the brand Revatio from Canada and Australia manufactured by Pfizer. The generic Sildenafil Citrate is available from Canada also called Ratio-Sildenafil R manufactured by Teva.


Revatio and the generic Sildenafil Citrate are available in the strength of 20 mg tablets only.


Revatio (Sildenafil Citrate) is a prescription medication used to treat Pulmonary Arterial Hypertension (PAH) and to improve the capacity of exercise in men and women. This medication works by relaxing muscles of the blood vessels and increasing blood flow to particular areas of the body. By decreasing the high blood pressure in the lungs, your heart and lungs will work better and that will improve your ability to exercise. Viagra (25 mg, 25 mg, 100 mg) is another brand of Sildenafil that is used to treat erectile dysfunction in men.

Side Effects and Precautions

Stop using the medication and get medical care if you have an allergic reaction. Signs of an allergic reaction may include difficulty breathing, hives (rash on your body), swelling of your face, lips, tongue, or throat—If you experience any of these symptoms, please call 911 or seek emergency medical care at the nearest emergency room (ER).

The common side effects of Revatio may include abnormal vision, dizziness, flushing, headache, muscle or back pain, nosebleeds, runny or stuffy nose, sleep problems, and upset stomach. Stop taking Revatio and get emergency medical help if you have symptoms of a heart attack, vision changes, or a painful erection or an erection that lasts longer than 4 hours. Contact your doctor right away if you have any of the serious side effects such as:
• A light-headed feeling;
• A seizure;
• Cough with foamy mucus;
• Irregular heartbeat;
• Ringing in your ears or sudden hearing loss;
• Severe shortness of breath;
• Swelling of hands, ankles or feet

The above information is a summary and may not contain all information. If you still have questions about side effects, you should talk to your doctor or pharmacist so they can address all your concerns.

Warnings and Interactions

You should not take Revatio if you are allergic to Sildenafil or if you:
• Take other PAH medications such as riociguat;
• Are using a nitrate drug for chest pain or heart problems;
• Are taking similar medications such as Stendra, Cialis, Levitra

Before you take this medication, tell your doctor if you have ever had:
• A blood cell disorder;
• A stomach ulcer;
• A physical deformity of the penis;
• Bleeding problems;
• Blood circulation problems;
• Blindness in one or both eyes;
• Heart problems;
• High or low blood pressure;
• If you have been told not to have sexual intercourse for health reasons;
• Pulmonary veno-occlusive disease (PVOD);
Retinitis pigmentosa

Taking Sildenafil with a nitrate medicine can cause a sudden, serious decrease in blood pressure that can be fatal. Drinking alcohol while taking Revatio can cause side effects. Grapefruit may interact with Sildenafil and lead to unwanted side effects, avoid the use of grapefruit products. You should also avoid the use of other medicines to treat impotence, such as alprostadil or yohimbine without your doctor's advice. Tell your doctor about all the medications you take including prescription, OTC, herbal supplements, and vitamins. There may be a drug interaction between Sildenafil and other medications such as drugs used to treat high blood pressure or a prostate disorder, antifungal medications, medicine to treat HIV/AIDS. Consult your doctor if you are pregnant or breast-feeding. Do not give this medication to anyone under 18 years old with the advice of a doctor.

Questions and Answers

Why is Revatio more affordable from Canada than the United States?

In general, all drug prices, not only Revatio, are more affordable to order from Canada because the price of both the brand and generic medication is regulated by the government. Also, since we established in 2006, our vision is to provide safe and affordable medication to people in the US.

Is it safe to buy Revatio from your pharmacy?

Our products are sourced only from facilities certified by authorities in the countries we import them from. has a rigorous process for selecting our partners, so that you, our customer, get the safest medicine. We are also a Certified Canadian Pharmacy that adheres to the requirements imposed by the Province of British Columbia.

How much does generic Revatio cost in Canada?

At our pharmacy, the cost of generic Revatio 20 mg starts at $789.99 for 100 tablets.

What is the lowest price of Revatio per unit?

The Revatio starts at $7.90 per tablet for the generic and $7.02 per tablet for the brand name.

How much is the shipping?

Our shipping fee is a flat rate of $10.00 per order. Our pharmacy focuses on getting you the lowest prices on high quality products.

How do I order from your pharmacy?

Ordering Revatio from us is very simple. You can place the order online or call Customer Service at 1866.920.3784. For additional information or for the ordering process, visit our How to Order page.

Are your Revatio prices competitive?

Yes, we are taking great pride in offering some of the most competitive prices across Canadian pharmacies. In some cases, we might be able to either match or beat our competitors' prices. Please call our friendly customer service at 1866.920.3784.

Is there a limit on how many Revatio tablets I am allowed to order at one time? can only dispense a maximum of a three month supply of Revatio at one time, as per your doctor's prescription.

Can I buy Revatio over the counter from you?

No, Revatio requires a valid prescription from your doctor. We do not sell this product without a valid prescription.

Do you ship to the United States?

Yes, we do. It usually takes between 7 and 18 business days to receive your order from our pharmacy.

Is there a generic for Revatio?

Yes, there is a generic alternative for this product, called Sildenafil Citrate.

What is the difference between Revatio and Viagra?

Both medications contain Sildenafil which helps to treat different conditions depending on the prescribed dose. Revatio provides Sildenafil at a lower dose to treat PAH while Viagra contains higher doses of Sildenafil to treat ED. Source

The generic alternative is not manufactured by the company that makes the brand product.

Similar Drugs in the category of Pulmonary Arterial Hypertension (PAH):

   Adcirca    Opsynvi

The information on this page is sourced from independent third parties contracted by CanadaPharmacyOnline. While we cannot guarantee its medical accuracy, we strongly recommend consulting a healthcare professional for personalized advice regarding medications or medical conditions. Prices listed are in US dollars.

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