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Morphine
Dosing Information
The dosage that your healthcare provider recommends will vary, depending on a number of factors, including:- The particular morphine product
- The type and dose of other painkillers you have taken
- The type and severity of your pain
- How you respond to the medication
- Other medications you are taking
- Other medical conditions you may have.
As is always the case, do not adjust your dose unless your healthcare provider specifically instructs you to do so.
(Click Morphine Dosage for more information.)
Side Effects of Morphine
As with any medicine, morphine can cause side effects. However, not everyone who takes the drug will have problems. Most people tolerate it quite well. If side effects do occur, in most cases, they are minor and either require no treatment or are easily treated by you or your healthcare provider. Serious side effects are less common.Common side effects of morphine include, but are not limited to:
- Lightheadedness or dizziness
- Drowsiness
- Nausea or vomiting
- Sweating
- An unusual unpleasant feeling (dysphoria) or an unusual pleasant feeling (euphoria)
- Constipation (see Morphine and Constipation).
(Click Morphine Side Effects to learn more, including potentially serious side effects that you should report immediately to your healthcare provider.)
Drug Interactions
Morphine can potentially interact with several other medicines (see Morphine Drug Interactions).
Written by/reviewed by: Kristi Monson, PharmD; Arthur Schoenstadt, MD
Last reviewed by: Kristi Monson, PharmD