Patient Preparation
1 Fasting condition ideally.
2 Withdraw cardiovascular medications if requested by attending physician. In particular betablockers in case of exercise procedure. Allow 5 plasma half lives to pass on each of them.
References:
Groch MW, Cardiac Function: Gated Cardiac Blood Pool and First Pass Imaging in Henkin RE et al. Nuclear Medicine. Mosby St Louis 1996, p 626-643.