What is Naltrex? Uses, warnings & side effects

Updated May 14, 2025  •  Published Mar 8, 2023

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Naltrex overview

BRAND NAMES:

Generic Names:

  • Naltrex

Uses:

Therapeutic Classes:

Forms:

How it’s taken:

What is Naltrex used for?

What form(s) does Naltrex come in?

What are common Naltrex dosages?

  • Capsule 4.5mg

How to take Naltrex

What to do if you miss a dose of Naltrex

Naltrex contraindications - Who shouldn't take Naltrex?

Naltrex warnings

Naltrex interactions & what to avoid when taking Naltrex

Naltrex side effects - How does Naltrex make you feel?

Naltrex News & Research

Naltrexone interactions to avoid

Who can take naltrexone for weight loss?

Naltrexone side effects and how to avoid them

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