What Is the Main Difference Between Salmeterol and Formoterol?
A)Formoterol $\beta$

question 19

Multiple Choice

What is the main difference between salmeterol and formoterol?

• A)Formoterol is short-acting,and salmeterol is long-acting.
• B)Formoterol has a slower onset and peak effect compared with salmeterol.
• C)Formoterol is more \(\beta\)₂-specific than salmeterol.
• D)Formoterol has a quicker onset and peak effect than salmeterol.

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