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Sildenafil under the name Viagra is used to treat erectile dysfunction (impotence) in men. Another brand of sildenafil is Revatio, which is used to treat pulmonary arterial buy canada viagra online tablets Sildenafil may be used to treat erectile dysfunction (ED or impotence) in men (Viagra brand) or pulmonary arterial hypertension in both men and women (Revatio brand), depending on the brand. Sildenafil blocks the action of an enzyme known as cGMP-specific phosphodiesterase type-5 (PDE-5). Myth 2: Viagra is bad for your heart. Here s a fun fact for you: Viagra was created to help your heart. Researchers initially developed Viagra to treat angina, a type of chest pain. Angina

Prescription products require an online consultation with a physician who will determine if a prescription is appropriate. Side effects for this medication can include headaches, flushing, upset stomach, abnormal vision, runny or stuffy nose, back and muscle pain, nausea, dizziness, and rash. Most times, mild side effects of a drug go away within a few days or a couple of weeks. Talk with your doctor or pharmacist if any side effects become severe or don t go away. Serious side effects from Cialis aren t common, but they are possible. If you have serious side effects, call your doctor right away. Get answers to common questions about the dosage of Cialis. What form does Cialis come in? Cialis comes as a tablet that you take by mouth. Available strengths of Cialis (2.5 mg, 5 mg, 10 mg, 20 mg) Potential side effects of Cialis include: Headaches. Indigestion. Heartburn. Back pain. Muscle aches. Facial flushing. Nasal congestion. Nasopharyngitis (common cialis 10mg side effects flushing What Are the Side Effects of Tadalafil? Tadalafil can cause mild or serious side effects depending on a variety of risk factors and conditions. There can be many Cialis has several common side effects, many of which also occur with other drugs used to treat erectile dysfunction like sildenafil (generic Viagra ), vardenafil ( Levitra ) or avanafil ( Stendra ). These side effects

A prolonged erection (priapism) can damage the penis. Get medical help at once if you have nausea, chest pain, or dizziness during sex. Stop using Cialis and get emergency medical help if you have sudden vision loss. Before taking this medicine. You should not take Cialis if you are allergic to tadalafil. Cialis is available as a generic, under the name tadalafil. 3. Downsides. If you are between the ages of, take no other medication or have no other medical conditions, side effects you are more likely to experience include: A headache, dyspepsia, back pain, nasal congestion, and flushing are the most commonly reported side effects.