Some 'very hard erections' noticed by male patients undergoing clinical trials for a potential heart drug led to the accidental discovery of a drug to cure erectile dysfunction. The story is told by Chemist Sir Simon Campbell and biologist Dr Peter Ellis who both worked on the Pfizer team that co-discovered Viagra. Viagra, Pfizer's blockbuster erectile dysfunction drug hit the market in 1998.
Test your knowledge on Viagra and its use for erectile dysfunction.

The goals of continuing professional development (CPD) and medical education are to acquire and retain knowledge that will enhance clinical practice and improve patient outcomes. The following self-assessment survey is offered for CPD credit and is designed to test your current knowledge and skills related to managing patients who present with similar case scenarios.
Kindly note that this educational activity has no videos (lessons), only quizzes followed by answers and related explanations. The related explanation at the end of every question is part of the learning process. You may attempt as many times, but only the highest score will be captured.
Participants must complete the quiz with a minimum score of 85% to obtain 1 CPD point. Upon successfully completing the course, kindly forward the e-certificate to MPS.