Viagra 150 mg is one of the best FDA-approved medications for erectile dysfunction. Erectile dysfunction is when a man can’t get or maintain an erection to satisfy his partner during sex. One can buy Viagra online at a cheap price as sildenafil in generic. It belongs to a class of drugs called PDE5 inhibitors. It comes in 4 other strengths, Viagra 25 mg, Viagra 50 mg, Viagra 100 mg, and Viagra 200 mg.
Viagra 150 mg works by blocking the PDE5 to do its job. PDE5 is an enzyme commonly found in soft muscles of the human body. It compresses the blood vessels around the muscle and doesn’t allow the blood to flow freely. Because of this erectile dysfunction occurs. Viagra helps to relax the blood vessels and lets the blood flow freely. This helps to obtain and maintain an erection.
Viagra can interact with other substances. These substances include nitrates, alpha-blockers, medicines for high blood pressure, antibiotics, antifungals, HIV medications, medicines for PAH, other ED medications, grapefruit, and narcotic substances. You should avoid taking any of these along with Viagra. It is considered the safest ED medication. However, misuse and overdose can cause some side effects. For these effects one needs immediate medical help otherwise these can lead to death. These side effects include:
- Heart attack
- Chest pain
- Rapid heartbeat
- Sudden vision loss
- Sudden hearing loss
- Ringing in the ear
- Difficulty breathing
- Swelling of the face, lips, eyes, tongue, and throat
- Swelling in hands, ankles, and feet
- Seizure
- Low blood pressure
- Priapism
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