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Morphine sulfate with naltrexone
Drug Class:Analgesics (Opioid)
In a combination pill, 20 to 100 mg morphine and 0.8 to 4 mg naltrexone in a single capsule once or twice a day.
Potential Side EffectsHelp
Constipation; dizziness; drowsiness; headache; itching; low blood pressure; nausea; vomiting.
- Must be taken consistently. Not for as-needed relief.
- Do not increase the dose on your own or stop treatment abruptly unless told to do so by a doctor. Do not drive, operate machinery or perform other potentially dangerous activities until you know whether the medication will affect your ability to do them safely.
- Opioids can slow breathing and suppress the cough reflex. Before taking an opioid, tell your doctor if you have a history of lung disease or breathing difficulties. Taking opioids with certain other drugs can increase the risk of dangerous side effects. Especially tell your doctor if you take antihistamines (allergy medications), tranquilizers, sleeping pills, muscle relaxants or other pain medication, or if you have a history of alcohol or drug abuse.
The Arthritis Today Drug Guide is meant for education – not self-medicating. Arthritis Today, the Arthritis Foundation and the Drug Guide Medical Review Panel do not endorse any products mentioned in this guide. While we endeavor to keep the information up to date, we make no representations or warranties about the completeness of the information provided.