Brand names: Viagra and Revatio
Sildenafil citrate, sold as Viagra, Revatio and under various other trade names, is a drug used to treat erectile dysfunction and pulmonary arterial hypertension (PAH). It was originally developed by British ...
This tool is for educational purposes only. It is NOT
intended for diagnostic purposes. Only a physician or
licensed provider may diagnose and treat diseases. Read the
Terms and Conditions and
What is Symcat?
A disease calculator that uses hundreds of thousands of
patient records to estimate probability of disease. You
may have heard of Watson by IBM, which illustrates a trend of
computing and predictive analytics in
healthcare. We strive to empower people and medical professionals
by placing the state-of-the-art in
computer diagnosis at their fingertips. read more...