Contrave® to Support Your Weight Loss Journey

Explore Contrave® for your weight loss goals with a free online questionnaire.

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Treatment

Options for Contrave®

Contrave®

Supports weight management by regulating appetite and cravings. Treatment begins with a structured four-week titration plan before moving to twice-daily dosing. Each tablet contains 8 mg of naltrexone hydrochloride and 90 mg of bupropion hydrochloride.

Contrave® 2.5 mg

How It Works

About Contrave®

Contrave® is a prescription medication used to support weight management in adults with obesity or adults who are overweight and have a related health condition. It contains two ingredients, naltrexone and bupropion, that act on distinct brain regions involved in appetite, cravings, and eating behavior. Together, they help reduce hunger signals and curb urges to overeat.

Contrave® titration schedule

Contrave® uses a four-week titration plan to help your body adjust to treatment. Each tablet contains 8 mg of naltrexone hydrochloride and 90 mg of bupropion hydrochloride.

Week 1

  • Morning: 1 tablet
  • Evening: 0 tablets

Week 2

  • Morning: 1 tablet
  • Evening: 1 tablets

Week 3

  • Morning: 2 tablet
  • Evening: 1 tablets

Week 4

  • Morning: 2 tablet
  • Evening: 2 tablets

Do not take more than 2 tablets at one time or more than 4 tablets in a day.

Your first 4 weeks on Contrave® follow a structured dose increase. Once you reach the maintenance phase after week 4, take the medication twice a day.

  • Take each dose with food
  • Avoid high-fat meals, which can increase the risk of seizures
  • Swallow tablets whole; do not crush or chew
  • If you miss a dose, wait for your next scheduled dose and do not double up
  • Do not exceed 2 tablets at one time or more than 4 tablets in a day

Common side effects include:

  • Nausea
  • Headache
  • Dizziness
  • Dry mouth
  • Trouble sleeping
  • Constipation
  • Vomiting

More serious reactions are possible, such as seizures, allergic reactions, mood changes, or opioid overdose if Contrave® is taken with opioids.

Seek medical attention if you experience any concerning or lasting side effects.

Contrave® can interact with several types of medications.

Use caution with:

  • MAOIs: Can increase blood pressure when used alongside Contrave®
  • Drugs metabolized by CYP2D6: Levels of certain antidepressants, antipsychotics, beta blockers, and some antiarrhythmics may rise
  • Digoxin: When used alongside Contrave®, digoxin levels may decrease, so monitoring is recommended
  • CYP2B6 inhibitors (ticlopidine, clopidogrel): Increase bupropion exposure, so doses should not exceed one tablet twice daily
  • CYP2B6 inducers (ritonavir, efavirenz, carbamazepine, phenobarbital, phenytoin): May reduce the effectiveness of Contrave®
  • Drugs that lower the seizure threshold
  • Dopaminergic drugs (levodopa, amantadine): May lead to CNS toxicity
  • Urine drug screens: May cause false positive results for amphetamines

Always tell your healthcare provider about all medications, supplements, and over-the-counter products you take.

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45.8% of those treated with Contrave® reached 5% or greater weight loss at 16 weeks. (Source).

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  • Share your health background
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A licensed clinician partnered with TreatMeNow will review your medical history and preferences to create your treatment plan. Most reviews are completed within 24 hours of finishing step 1, and the consultation process is completely free.

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Save time with free, quick delivery and affordable medication. Refrigerated medications are express shipped in temperature-controlled packaging.

  • Start treatment right away once your medication arrives. No additional steps required.
  • Free refill reminders help you stay on track, based on the schedule you choose.
  • Ongoing convenience with easy reorders whenever you need them.
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TreatMeNow is a safe telehealth option for starting Contrave®. Your details are kept confidential, and the online process is set up to help you begin treatment quickly and comfortably from home.

Skip the missed tablet and wait for your next scheduled dose. Do not take extra tablets to make up for a missed dose, since this increases the risk of seizures.

Contrave® is not recommended during pregnancy. Speak to your healthcare provider before starting or continuing treatment if you are pregnant or planning to become pregnant.

Start by completing a free and quick online questionnaire. After your information is reviewed, a prescription may be issued if Contrave® is appropriate for you.

Contrave® can make you more sensitive to alcohol, so even small amounts may affect you more than usual. Drinking while on Contrave® can raise the risk of seizures or allergic reactions, so avoiding alcohol during treatment is recommended.

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