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They’re often the first line of treatment for trouble getting or keeping an erection, called erectile dysfunction (ED). Oral medicines for ED usually work well and Who can take sildenafil. Most men aged 18 and over can take sildenafil for erectile dysfunction. Most adults and children aged 1 year and over can take sildenafil for pulmonary hypertension. like viagra buy Find patient medical information for Viagra oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Compare Viagra head-to-head with other drugs for uses, ratings, cost, side effects and interactions.

The generic version of Cialis is tadalafil. (A generic drug is an exact copy of the active drug in a brand-name medication.) Side effects of tadalafil are the same as those caused by brand-name cialis same as tadalafil 100mg 5 mg orally once a day at approximately the same time, for up to 26 weeks; Comments: The incremental benefit of this drug decreases from 4 weeks until 26 weeks. The incremental benefit of this drug beyond 26 weeks is unknown. Once daily use for ED and BPH: 5 mg orally once a day at approximately the same time, without regard to timing of sexual Tadalafil is a phosphodiesterase (PDE-5) inhibitor. In erectile dysfunction, it works by increasing blood flow to the penis by relaxing the muscles in penile blood vessels. In benign prostatic hyperplasia (BPH), it helps relax the muscles in the prostate gland and the bladder to relieve urinary symptoms.