What is morphine?
Morphine is an opioid medication. An opioid is sometimes called a narcotic.
Morphine is used to treat moderate to severe pain. Short-acting formulations are taken as needed for pain.
The extended-release form of morphine is for around-the-clock treatment of pain. This form of morphine is not for use on an as-needed basis for pain.
You should not take morphine if you have severe asthma or breathing problems, a blockage in your stomach or intestines, or a bowel obstruction called paralytic ileus.
Morphine can slow or stop your breathing, and may be habit-forming MISUSE OF OPIOID MEDICINE CAN CAUSE ADDICTION, OVERDOSE, OR DEATH, , especially in a child or other person using the medicine without a prescription. Keep the medication in a place where others cannot get to it.
Taking opioid medicine during pregnancy may cause life-threatening withdrawal symptoms in the newborn.
Fatal side effects can occur if you use opioid medicine with alcohol, or with other drugs that cause drowsiness or slow your breathing.
Before taking this medicine
You should not take this medicine if you have ever had an allergic reaction to morphine or other narcotic medicines, or if you have:
- severe asthma or breathing problems; or
- a blockage in your stomach or intestines.
Do not use morphine if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur. MAO inhibitors include isocarboxazid, linezolid, methylene blue injection, phenelzine, rasagiline, selegiline, tranylcypromine, and others.
To make sure it is safe for you, tell your doctor if you have ever had:
- a head injury, brain tumor, or seizures;
- breathing problems, sleep apnea;
- a drug or alcohol addiction, or mental illness;
- urination problems;
- liver or kidney disease; or
- problems with your gallbladder, pancreas, or thyroid.
If you use opioid medicine while you are pregnant, your baby could become dependent on the drug. This can cause life-threatening withdrawal symptoms in the baby after it is born. Babies born dependent on opioids may need medical treatment for several weeks.
Do not breast-feed while taking morphine. This medicine can pass into breast milk and cause drowsiness, breathing problems, or death in a nursing baby.