In Teaching About the Use of Sublingual Nitroglycerine, the Patient

In teaching about the use of sublingual nitroglycerine, the patient should be instructed:

A) To swallow the tablet with a full glass of water
B) To place one tablet under the tongue if chest pain occurs and allow it to dissolve
C) To take one tablet every 5 minutes until the chest pain goes away
D) That it should "burn" when placed under the tongue or it is no longer effective