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Viagra, with the active ingredient sildenafil , is one of the best-known medications for erectile dysfunction . It works by relaxing blood vessels and increasing blood flow to the penis, resulting in a stronger and longer-lasting erection . While this can be effective, Viagra has a downside.
Many men experience side effects such as:
- Headache
- Dizziness
- Stomach complaints
- Hot flashes
- Palpitations
That's why more and more men are looking for safe, natural alternatives to Viagra without side effects.