cureus.com/users/748876-juice-added-ed-product-now-in-worldwide-pinkviva; Opens a new tab·Cenforce 120 mg must only be used once. This impotence medication can have instant, severe negative effects if you overdose on it. These negative consequences might be just as deadly as a heart attack or coma. Therefore, you should refrain from using several Cenforce 120 tablets at once.