Nitroglycerin and Erectile Dysfunction Medicine. Men with heart disease and other long-term health problems are more likely to have erectile dysfunction (ED) or trouble with erections.

Though nitroglycerin treatment is old, delving into its full effects in the laboratory is new. Study author Daria Mochly-Rosen says, "Here is a practice in medicine used for over 100 years.

For over 130 years, doctors have used nitroglycerin to treat angina with "no clue" of how it works, Duke researchers say. Now, they think they've unraveled the mystery, tracing the breakdown of ...