If you are experiencing a medical emergency please dial 911 immediately
Morphine is an opioid. It acts upon specific receptors in the brain and spinal cord to decrease the feeling of pain and to reduce the emotional response to pain.
Morphine is given in the hospital. So a person is watched closely for any side effects.
Common side effects of morphine include:
See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)
For a heart attack, morphine is given for a short time to relieve pain.
Last Revised: February 13, 2013
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