- Same Thing
- Side Effects
- What Is
- Drug Interactions
Are Vivitrol and Narcan the Same Thing?
Vivitrol (naltrexone) injection and Narcan (naloxone) are opioid antagonists used to treat alcohol dependence and prevent relapse to opioid dependence.
Vivitrol is also used to treat alcohol dependence.
Narcan is also used for diagnosis of suspected or known acute opioid overdose and also for blood pressure support in septic shock.
Side effects of Vivitrol and Narcan that are similar include nausea, dizziness, nervousness, restlessness, irritability, tiredness, and weakness.
Side effects of Vivitrol that are different from Narcan include headache, anxiety, loss of appetite, increased thirst, muscle or joint aches, sleep problems (insomnia), decreased sex drive, impotence, and difficulty having an orgasm.
Side effects of Narcan that are different from Vivitrol include flushing, body aches, diarrhea, stomach pain, fever, chills, goosebumps, sneezing, shortness of breath, and runny nose.
Vivitrol may interact with narcotic pain medications.
Narcan may interact with other drugs.
You should not receive a Vivitrol injection or Narcan if you still use opioid medicine, or you could have sudden and severe withdrawal symptoms.
What Are Possible Side Effects of Vivitrol?
Common side effects of Vivitrol include:
- loss of appetite,
- increased thirst,
- muscle or joint aches,
- sleep problems (insomnia),
- decreased sex drive,
- impotence, or
- difficulty having an orgasm.
What Are Possible Side Effects of Narcan?
What Are Possible Side Effects of Narcan? Common side effects of Narcan and narcotic drug withdrawal are:
- body aches,
- stomach pain,
- shortness of breath, or
- runny nose.
Severe side effects of Narcan include:
- high or low blood pressure,
- cardiac arrhythmias,
- shortness of breath,
- pulmonary edema,
- abnormal brain function (encephalopathy),
- coma, and
What Is Vivitrol?
Vivitrol (naltrexone) for Extended-Release Injectable Suspension is an opioid antagonist used to treat alcohol dependence and prevent relapse to opioid dependence.
What Is Narcan?
Narcan (naloxone) is an opioid antagonist used for the complete or partial reversal of opioid overdose, including respiratory depression. Narcan is also used for diagnosis of suspected or known acute opioid overdose and also for blood pressure support in septic shock. Narcan is available in generic form.
What Drugs Interact With Vivitrol?
Vivitrol may interact with narcotic pain medications including buprenorphine, butorphanol, codeine, hydrocodone, hydromorphone, levorphanol, meperidine, methadone, morphine, nalbuphine, naloxone, oxycodone, oxymorphone, or propoxyphene. Tell your doctor all medications and supplements you take. Do not use narcotic drugs or alcohol while taking Vivitrol. Exercise caution if you drive or do anything that requires you to be alert while taking Vivitrol.
What Drugs Interact With Narcan?
Opioid withdrawal syndrome may occur in some patients given large doses of Narcan. Studies on the use of this drug in pregnant and women who are breastfeeding have not been done. Tell your doctor if you are pregnant or breastfeeding.
How Should Vivitrol be Taken?
The recommended dosage of Vivitrol is 380 mg taken once a month. Vivitrol must be administered under a doctor's supervision.
How Should Narcan be Taken?
Narcan is available as a sterile solution for intravenous, intramuscular, and subcutaneous administration in three strengths: 0.02, 0.4 and 1 mg of naloxone hydrochloride per mL in sterile solution; the 0.4 and 1 mg doses are also available in multidose vials. Use in neonates and other pediatric patients is based on weight (usually 0.01 mg per Kg) and may be adjusted; a pediatric consultant may help manages such patients.
Substance Abuse & Recovery Resources
Health Solutions From Our Sponsors
All drug information provided on RxList.com is sourced directly from drug monographs published by the U.S. Food and Drug Administration (FDA).
Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.
Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.
The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.
As drug information can and will change at any time, RxList.com makes every effort to update its drug information. Due to the time-sensitive nature of drug information, RxList.com makes no guarantees that the information provided is the most current.
Any missing drug warnings or information does not in any way guarantee the safety, effectiveness, or the lack of adverse effects of any drug. The drug information provided is intended for reference only and should not be used as a substitute for medical advice.
If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.
You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.
FDA. Narcan Product Information