Open Question: What kind of over the counter drugs and/or prescriptions can be taken at the same time?

Every day I worried Zoloft. About 2 months ago, I got a cold, can not get out have.I tried getting rid of my cough has not been a lot of things, so I think about an hour ago Mucinex, I met a headache side effects. Whether to take a good pharmacy / My headache ibuprofen taking Zoloft, and Mucinex. It also does not matter mixing Zoloft and the original Mucinex?