Highlights for morphine
morphine Side Effects
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
- feeling faint or lightheaded
- fever, chills
- low blood pressure
- red or sore at the injection site
- slow or fast heartbeat
- trouble passing urine or change in the amount of urine
- unusually weak or tired
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
- back pain
- nausea, vomiting
- pinpoint pupils
morphine May Interact with Other Medications
Do not take this medicine with any of the following medications:
- MAOIs like Carbex, Eldepryl, Marplan, Nardil, and Parnate
This medicine may also interact with the following medications:
- barbiturates like phenobarbital
- medicines for depression, anxiety, or psychotic disturbances
- medicines for sleep
- muscle relaxants
- naltrexone, naloxone
- narcotic medicines (opiates) for pain
- other medicines given by epidural
How to Use morphine
This medicine is for injection as an epidural. It is given by a health care professional in a hospital or clinic setting.
Talk to your pediatrician regarding the use of this medicine in children. This medicine is not approved for use in children.
Patients over 65 years old may have a stronger reaction and need a smaller dose.
They need to know if you have any of these conditions:
- brain tumor
- drug abuse or addiction
- head injury
- heart disease
- frequently drink alcohol containing drinks
- intestinal disease
- kidney disease
- liver disease
- lung or breathing disease, like asthma
- problems going to the bathroom
- recent spinal cord injury or spinal puncture
- taken an MAOI like Carbex, Eldepryl, Marplan, Nardil, or Parnate in last 14 days
- an unusual or allergic reaction to morphine, other pain medicines, foods, dyes, or preservatives
- pregnant or trying to get pregnant
This does not apply.
Your condition will be monitored carefully while you are receiving this medicine.
Tell your doctor or health care professional if your pain does not go away, if it gets worse, or if you have new or a different type of pain.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol may interfere with the effect of this medicine. Avoid alcoholic drinks.
There are different types of narcotic medicines (opiates) for pain. If you take more than one type at the same time, you may have more side effects. Give your health care provider a list of all medicines you use. Your doctor will tell you how much medicine to take. Do not take more medicine than directed. Call emergency for help if you have problems breathing.
This medicine will cause constipation. Try to have a bowel movement at least every 2 to 3 days. If you do not have a bowel movement for 3 days, call your doctor or health care professional.
This drug is given in a hospital or clinic and will not be stored at home.
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Last Updated: May 28, 2014