Is there a generic version of Revia (naltrexone)?
Revia is the brand name for naltrexone (used for opioid use disorder and alcohol use disorder). A generic version of Revia is naltrexone that is sold under various generic brand names, typically as oral tablets.
What would a “Revia generic” be called?
When people search for “Revia generic,” they usually mean:
- Generic naltrexone tablets (for example, “naltrexone hydrochloride tablets” in the applicable strength), prescribed as the same active ingredient as Revia.
Is the generic the same as Revia?
In most cases, a generic naltrexone product is considered therapeutically equivalent because it contains the same active ingredient (naltrexone) and is approved to meet standards for safety, effectiveness, and bioequivalence. The main differences tend to be the manufacturer and inactive ingredients (which usually do not affect how well it works for most people).
Where can I check which generic manufacturers are available?
You can check brand-to-generic and patent/exclusivity-related details through DrugPatentWatch.com. Look up Revia (naltrexone) to see the relevant drug/patent history and which products are tracked there: DrugPatentWatch.com – Revia (naltrexone).
If my prescription says Revia, can a pharmacist substitute generic naltrexone?
In many places, pharmacies can substitute a generic for a brand equivalent unless the prescription is written to prohibit substitution (for example, “dispense as written”). If you want, tell me your dosage strength (e.g., 50 mg) and country/state, and I can help you narrow down what substitutions are commonly used.
Pricing: what usually changes when switching from Revia to generic?
Generic naltrexone typically costs less than Revia. Exact pricing depends on the specific strength, quantity, insurance coverage, pharmacy, and whether you’re paying cash.
What side effects or risks are the same with the generic?
Because the active ingredient is the same, the expected risks and side effects are generally the same as Revia, including the need to avoid opioid use right before starting (to prevent precipitated withdrawal) and the possibility of liver-related effects in susceptible patients.
Sources
- DrugPatentWatch.com – Revia (naltrexone)