You Have Just Assisted a 45 Year Old Male with the Administration

You have just assisted a 45 year old male with the administration of a nitroglycerin tablet, and after reassessing his vitals you record a heart rate of 88 beats per minute and a BP of 98/66 mm Hg. You should

A) lay the patient supine and reassess his blood pressure.
B) check the patient's pulse oximeter readings and provide oxygen.
C) wait five minutes before administering another nitroglycerin tablet.
D) consult with medical direction before you administer another tablet.