<prompt> A 70 kg patient needs to be staed on nitroglycerine NTG infusion. A 5 ml ampoule contains 5 mgml NTG. One ampoule is added to normal saline and to make a total of 500 ml solution. Calculate the rate of infusion if NTG is required at a rate of 10 mcgmin. 1 micro drip 60 dropsml12 dropsmin14 dropsmin15 dropsmin16 dropsmin  <response>: Dose to be given 10 mcgmin As, one ampoule 5 ml is mixed with normal saline to make 500 ml volume, Means 500 ml of solution contains 55 25 mg NTG 25000 mcg NTG 25mg ---500ml 1mg---50025 10mcg -1010 -3---0.2ml So, we need to infuse 0.2 mlmin of the solution As, 1 ml 60 drops So, 0.2 ml 601 0.2 12 drops So, we need to infuse 12 dropsmin 