Task: Answer Verification
Input (English): Question: Does mK-0873 , a PDE4 inhibitor , influence the pharmacokinetics of theophylline in healthy male volunteers?
Answer: In this study, in a limited number of subjects, co-administration of oral MK-0873 did not affect the pharmacokinetics, safety, and tolerability of oral theophylline in non-smoking healthy male subjects.
Output (English): no