You should take Bigfun , an efficient oral tablet, 20 to 30 minutes before having sex. The tablet's main ingredient is sildenafil.After taking Bigfun tablets, there are a few things to remember, like abstaining from alcohol.

If the following side effects are observed, take the doctor's advice.

 Nausea

Stuffed Nose

 Light Sensitivity

Vision Disturbances

 Prolonged Erection

Temporary Deafness

Palpitation

 Abnormal Penile formation