Common use

Contrave is a brand-name combination weight loss medication containing two active ingredients — bupropion and naltrexone — working together for effective obesity treatment and long-term weight management. Bupropion acts on the brain's dopamine and norepinephrine systems to reduce appetite and food cravings, while naltrexone blocks opioid receptors involved in the reward and pleasure pathways that drive compulsive eating behavior. This dual-mechanism approach makes Contrave a uniquely effective appetite control solution that addresses both the physiological and psychological aspects of overeating.

When you buy Contrave online, you invest in a clinically proven anti-obesity medication that has demonstrated significant weight loss results in extensive clinical trials. This Contrave generic formulation offers the same therapeutic benefits at a more affordable price. Contrave is specifically indicated for adults with a BMI of 30 or greater (obesity) or a BMI of 27 or greater (overweight) who also have at least one weight-related medical condition such as hypertension, type 2 diabetes, or dyslipidemia. Used as part of a comprehensive weight management program that includes a reduced-calorie diet and increased physical activity, Contrave helps patients achieve meaningful, sustainable BMI reduction and improved overall health outcomes.

Dosage and direction

Contrave is taken orally following a structured four-week dose-escalation schedule designed to improve tolerability and minimize side effects. During Week 1, take one tablet once daily in the morning. In Week 2, increase to one tablet twice daily (morning and evening). Week 3 calls for two tablets in the morning and one in the evening. By Week 4 and beyond, the full maintenance dose is two tablets twice daily (four tablets total per day).

Swallow the tablets whole with water — do not crush, chew, or split them. Contrave can be taken with or without food, but avoid high-fat meals, as they can significantly increase bupropion absorption and elevate the risk of seizures. Follow your healthcare provider's titration instructions precisely. If you have not achieved at least 5% body weight reduction after 12 weeks on the full maintenance dose, your doctor may recommend discontinuing this weight loss medication, as continued use is unlikely to produce meaningful additional results. Consistent adherence to the dosing schedule is essential for optimal appetite control and weight management outcomes.

Precautions

Before starting Contrave, provide your doctor with a thorough medical history, including any history of seizures, eating disorders (bulimia, anorexia nervosa), uncontrolled hypertension, current or recent opioid use, head injuries, brain tumors, liver disease, kidney disease, bipolar disorder, or alcohol dependence. The bupropion component of this anti-obesity medication lowers the seizure threshold, and several factors can increase seizure risk during treatment.

Regular monitoring of blood pressure, heart rate, and mental health status is critical while taking Contrave. Bupropion may increase suicidal thoughts or behavior in some patients, particularly young adults under 25 — close observation is essential during early treatment. The naltrexone component blocks opioid receptors, which means that if you need emergency surgery or pain management, standard opioid medications will not work effectively. Always carry medical identification indicating that you take Contrave and inform all healthcare providers about this medication. Avoid alcohol entirely during treatment, as it increases the risk of seizures and liver toxicity. Stay committed to your prescribed diet and exercise program for comprehensive weight management results.

Contraindications

Contrave is contraindicated in patients with uncontrolled hypertension, seizure disorders, bulimia nervosa, anorexia nervosa, or those experiencing acute withdrawal from alcohol, benzodiazepines, barbiturates, or antiepileptic medications. This weight loss medication must not be used by patients currently taking opioid analgesics, those in acute opioid withdrawal, or those receiving opioid maintenance therapy (methadone, buprenorphine), as naltrexone can precipitate severe withdrawal syndrome.

Additional contraindications include concurrent use of MAO inhibitors (or within 14 days of discontinuation), use of other bupropion-containing products (Wellbutrin, Zyban), and known hypersensitivity to bupropion, naltrexone, or any inactive ingredient. This Contrave generic should not be used during pregnancy due to potential fetal harm. Women of childbearing age should use effective contraception throughout obesity treatment. Discuss all contraindications thoroughly with your healthcare provider before you buy Contrave online.

Possible side effect

The most commonly reported side effects of Contrave include nausea (especially during the dose-escalation period), constipation, headache, dizziness, dry mouth, insomnia, and vomiting. Many of these effects are temporary and typically improve within the first two to four weeks as your body adjusts to the anti-obesity medication. Some patients may experience modest increases in blood pressure or heart rate — regular cardiovascular monitoring is recommended throughout treatment.

Serious but less common adverse effects include seizures (primarily dose-related, associated with the bupropion component), suicidal thoughts or behavior, hepatotoxicity (liver damage, particularly related to naltrexone — watch for jaundice, dark urine, or persistent nausea), and severe allergic reactions such as angioedema or anaphylaxis. If you experience any of these serious symptoms while using Contrave for weight management, seek immediate medical attention. Report all unusual or concerning side effects to your healthcare provider promptly.

Drug interaction

Contrave has clinically significant interactions with several medication classes. MAO inhibitors are strictly contraindicated due to hypertensive crisis risk. All opioid-containing medications — including prescription painkillers, certain cough suppressants, and opioid-based anti-diarrheal agents — are blocked by the naltrexone component and must be avoided. Combining Contrave with other antidepressants (SSRIs, SNRIs, tricyclics), antipsychotics, or drugs that lower the seizure threshold (theophylline, systemic corticosteroids, tramadol) may increase seizure risk.

Bupropion inhibits the CYP2D6 enzyme, which can increase blood levels of drugs metabolized by this pathway, including metoprolol, certain antidepressants (fluoxetine, paroxetine, desipramine), and antiarrhythmics (flecainide, propafenone). Alcohol must be avoided throughout treatment with this weight loss medication due to increased seizure risk, potential liver damage, and enhanced central nervous system depression. Always provide your doctor with a complete list of all medications and supplements before you buy Contrave for BMI reduction and appetite control.

Missed dose

If you miss a dose of Contrave, take it as soon as you remember unless it is nearly time for your next scheduled dose. Do not take two doses at once to make up for a missed one — doubling doses significantly increases the risk of seizures and other serious side effects. Skipping doses may reduce the appetite control effectiveness of this anti-obesity medication. Maintain a consistent twice-daily dosing schedule (morning and evening) for optimal weight management results and steady blood levels throughout the day.

Overdose

Overdose of Contrave may cause severe and potentially life-threatening symptoms including seizures, hallucinations, rapid or irregular heartbeat, severe confusion, loss of consciousness, and respiratory depression. The seizure risk is particularly dangerous with bupropion overdose. If overdose is suspected, seek emergency medical attention immediately. Hospital treatment typically involves supportive care, cardiac monitoring, and seizure management. Activated charcoal may be beneficial if administered shortly after ingestion. Do not exceed the prescribed dose of this weight loss medication under any circumstances.

Storage

Store Contrave at room temperature between 68-77 degrees F (20-25 degrees C), protected from heat, moisture, and direct sunlight. Keep this anti-obesity medication in its original container, tightly sealed, and out of the reach of children and pets. Do not use after the expiration date printed on the packaging. Dispose of unused or expired Contrave properly through pharmacy take-back programs or according to local medication disposal guidelines.

Disclaimer

We provide only general information about medications which does not cover all directions, possible drug integrations, or precautions. Information at the site cannot be used for self-treatment and self-diagnosis. Any specific instructions for a particular patient should be agreed with your health care adviser or doctor in charge of the case. We disclaim reliability of this information and mistakes it could contain. We are not responsible for any direct, indirect, special or other indirect damage as a result of any use of the information on this site and also for consequences of self-treatment.