Combinations of a Long-Acting Nitrate and a Beta Blocker Are

Multiple Choice

Combinations of a long-acting nitrate and a beta blocker are especially effective in treating angina because:

A) Nitrates increase MOS and beta blockers increase MOD.
B) Their additive effects permit lower doses of both drugs and their adverse reactions cancel each other out.
C) They address the pathology of patients with exertional angina who have fixed atherosclerotic coronary heart disease.
D) All of the above