Naltrexone Medications

Naltrexone is the medicine ingredient covered on this page. The catalog summary describes it as follows: An opioid antagonist that influences neurotransmitter pathways to support management for alcohol and opioid dependence. The products below may vary by brand, strength, form, release profile, or combination ingredients, so use the listing as a checkpoint before comparing it with a prescription or product label.

Bupropion + Naltrexone Tablets

Obesity

8/90mg

Formulated to target appetite centres in the brain, this combination is utilized to support weight management and alleviate persistent hunger sensations.

Contrave

Obesity

8/90mg

Designed to target appetite regulation, this product is utilized to support weight control and alleviate behaviours associated with overeating.

Naltrexone Tablets

Opioid Dependence, Alcohol Dependence

50mg

Formulated to target cravings in opioid and alcohol dependence, this agent is indicated to support recovery by blocking the rewarding effects of substances.

Revia

Alcohol Dependence, Opioid Dependence

50mg

Formulated to support abstinence in recovery programs to target cravings for substances.

What makes Naltrexone worth checking carefully

Pain medicines are most useful when matched to the pain mechanism: inflammation, nerve signalling, muscle spasm, gout, fever, or acute injury.

For Naltrexone, the starting fact is its catalog description: An opioid antagonist that influences neurotransmitter pathways to support management for alcohol and opioid dependence. That sentence tells you what to verify next - the diagnosis, the product form, and the instructions that come with the exact listing.

Catalog cues for Naltrexone

  • Brand or originator cue: Revia. Treat this as a naming clue, not proof that every listed product is interchangeable.
  • Search cue: Naltrexone (Revia) — 4 generic and branded formulations online in the UK for alcohol and opioid dependence. Use that as orientation, then verify the individual product page.

How to compare Naltrexone options

  • Confirm whether the medicine is for short-term relief, flare control, prevention, or ongoing symptom management.
  • Check stomach, kidney, liver, blood pressure, sedation, dependence, and driving warnings.
  • Review duplicate ingredients across cold remedies, painkillers, and combination products.
  • Naltrexone-specific point: keep the catalog summary in view - An opioid antagonist that influences neurotransmitter pathways to support management for alcohol and opioid dependence.

Questions to ask before using a listing

  • What condition or symptom is Naltrexone being used for in this particular prescription or product label?
  • Is the listing single-ingredient Naltrexone, or does it combine Naltrexone with another active ingredient?
  • Does the route or release type change how quickly it starts, how long it lasts, or how it should be taken?
  • Which monitoring, interaction, allergy, pregnancy, driving, or alcohol warnings apply to this exact product?

Safety notes for Naltrexone

Severe new pain, chest pain, neurological symptoms, trauma, fever with stiff neck, or unexplained weight loss should be assessed.

Combining pain medicines can increase bleeding, sedation, kidney, liver, or overdose risk.

Tell a healthcare professional about current medicines, supplements, allergies, pregnancy or breastfeeding, kidney or liver disease, and any previous reaction to this ingredient or its drug class.

Important Safety Information for Naltrexone

This page provides an educational overview of Naltrexone and does not replace medical advice, diagnosis, product labelling, or prescribing instructions. Individual products can differ in active ingredient combinations, strength, formulation, storage, route, and monitoring requirements. Do not start, stop, switch, or combine medicines based only on this catalog page; use the specific product label and guidance from a qualified healthcare professional.