Cenforce 100 is a dietary supplement manufactured by Jansport, a private company located in Pennsylvania. The main ingredient in this supplement is Sildenafil Citrate, a prescription-only oral drug that is usually used to treat high blood pressure, nausea, constipation, and acid reflux. This drug acts as an antacid and mild laxative and has been proven safe for long-term use, however, overuse may cause gastrointestinal upset in some patients. Patients should consult their physician before starting any Cenforce supplement therapy.