Age : Age , perefiral vascular disease, genetics, diabetes, history of smoking, prolonged abstinence, poor health, etc. Find the cause and try viagra , cialis, levitra (vardenafil). Consider side effects.
Answered 9/9/2013
4.9k views
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
7 doctors weighed in across 2 answers
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question