Assertion: viagra's effect | /r/HasProperty | strong
Facets:
Source sentences:
text: If you have the impression that the effect of Sildenafil is too strong or too weak, talk to your doctor or
text: If you have the impression that the effect of Sildenafil is too strong or too weak, talk to your doctor or
text: Viagra is a powerful drug that works by widening the blood vessels, and it can have a strong effect on blood flow.