naltrexone (injection) (cont.)
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What should I discuss with my health care provider before receiving naltrexone injection (Vivitrol)?
Do not receive this injection if you are allergic to naltrexone, or if you have:
To make sure you can safely use naltrexone injection, tell your doctor if you have any of these other conditions:
FDA pregnancy category C. It is not known whether naltrexone injection will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.
It is not known whether naltrexone injection passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
How is naltrexone injection used (Vivitrol)?
Naltrexone injection is injected into a muscle. This injection is usually given once a month (every 4 weeks) and can be given only by a doctor or nurse in a clinic.
It is important to receive your naltrexone injections regularly to get the most benefit.
You may notice pain, redness, bruising, swelling, or a hard lump where the medication was injected. Call your doctor if you have this type of reaction to the shot, especially if it does not clear up or gets worse within 2 weeks.
Wear a medical alert tag or carry an ID card stating that you use naltrexone injection. Any medical care provider who treats you should know that you are receiving this medication.
Additional forms of counseling and/or monitoring may be recommended during treatment with naltrexone injection.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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