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But this doesn’t mean that you should double up on your dose of Viagra in an attempt to get better results — it could cause dangerous side effects. If you think you need a higher dosage of ...
Recreational Viagra use does happen, and while some men see harmless benefits from the active ingredient in the famous “little blue pill,” they’re still taking a significant risk every time ...
If Viagra doesn’t work for you the first time you use it, don’t panic. Try taking Viagra the next time you plan to have intimacy and see if you’re more relaxed and able to stay hard.
Chemical structure of sildenafil (Viagra), the prototypical PDE5 inhibitor. A phosphodiesterase type 5 inhibitor (PDE5 inhibitor) is a vasodilating drug that works by blocking the degradative action of cGMP-specific phosphodiesterase type 5 (PDE5) on cyclic GMP in the smooth muscle cells lining the blood vessels supplying various tissues.
Psychological causes: performance anxiety, stress, and mental disorders [6] Surgery (e.g., radical prostatectomy ) [ 25 ] Ageing : after age 40 years, ageing itself is a risk factor for ED, although numerous other pathologies that may occur with ageing, such as testosterone deficiency , cardiovascular diseases , or diabetes , among others ...
Sildenafil, sold under the brand name Viagra among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [4] [8] It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud's phenomenon. [9] It is unclear if it is effective for treating sexual dysfunction in females. [8]
Viagra or sildenafil, the active ingredient and generic version, is a PDE-5 inhibitor that widens blood vessels inside the member to allow better blood flow for stronger or longer-lasting arousal.
For example, in clinical trials of sildenafil, 28 percent of men reported headache (by far the most common side effect) at a dosage of 100mg, compared to just 16 percent of men who used 25mg and ...