What side effects may I notice from receiving Acetaminophen, Diphenhydramine?

Side effects that you should report to your doctor or health care professional as soon as possible:
-allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
-breathing problems
-changes in vision
-confused, agitated, nervous
-fever gets worse or lasts more than 3 days
-irregular or fast heartbeat
-sore throat lasts more than 2 days
-tremor
-trouble passing urine or change in the amount of urine
-unusual bleeding or bruising
-unusually weak or tired
-yellowing of the eyes or skin

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
-constipation, diarrhea
-drowsy
-headache
-loss of appetite
-nausea, stomach upset

This list may not describe all possible side effects for Acetaminophen, Diphenhydramine. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.