When do I need to seek medical help?
If you think there was an overdose, call your local poison control center or ER right away. Signs of a very bad reaction to the drug. These include wheezing; chest tightness; fever; itching; bad cough; blue or gray skin color; seizures; or swelling of face, lips, tongue, or throat. Very upset stomach or throwing up. Very bad belly pain. Very loose stools (diarrhea). If taking to end a pregnancy: Upset stomach, throwing up, loose stools, or weakness with or without belly pain or fever. Any rash. Side effect or health problem is not better or you are feeling worse.