Question: what over the counter medicine will get rid of a sinus infection?
Answer: Try a pain reliever such as acetaminophen or ibuprofen to relieve facial pain and headache. Use a nasal spray, gel, or drops to help a stuffy nose. ...  Try an oral decongestant for a stuffy nose or head. ...  Try using a medicine that thins mucus and improves sinus drainage (mucolytic).