Question: what to do when you have ear infection?
Answer: Apply a warm cloth to the affected ear.
Take over-the-counter (OTC) pain medication such as ibuprofen (Advil) or acetaminophen (Tylenol). Find ibuprofen or acetaminophen online.
Use OTC or prescription ear drops to relieve pain. ... 
Take OTC decongestants such as pseudoephedrine (Sudafed).