What side effects may I notice from receiving Demeclocycline?

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 hearing
-changes in vision
-dark urine
-dizziness
-increased amount, frequency of urine
-increased thirst
-pain on swallowing
-rectal or genital irritation
-redness, blistering, peeling or loosening of the skin, including inside the mouth
-tooth discoloration
-unusual bleeding or bruising
-unusually weak or tired
-yellowing 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):
-black tongue
-diarrhea
-headache
-loss of appetite
-nausea, vomiting

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