Do Patients Know How to Use Sublingual Glyceryl Trinitrate?

Glyceryl trinitrate is a nitrate, a potent coronary vasodilator which exerts its principal benefit by reducing venous return, which reduces left ventricular work. Vasodilation is also associated with the undesired effects of flushing, headaches and postural hypotension. This practice research in the Adelaide and Meath Hospital, Dublin, Incorporating the National Children?s Hospital (Tallaght) showed that patients do not always understand the correct use and dose of glyceryl trinitrate, particularly in the control of acute symptoms