Darvocet

Get emergency medical help if you have any of these signs of an allergic reaction to Darvocet: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Call your doctor at once if you have a serious side effect such as:

• shallow breathing, slow heartbeat, feeling like you might pass out;
• chest pain, feeling short of breath;
• confusion, unusual thoughts or behavior;
• seizure (convulsions); or
• nausea, stomach pain, loss of appetite, itching, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes).

Less serious Darvocet side effects include:

• feeling dizzy or drowsy;
• mild nausea, vomiting, upset stomach, constipation;
• headache, blurred vision; or
• dry mouth.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.