Naltrexone 50 mg film-coated tablets are oval biconvex, white or yellow oral pills with 50 embossed on one side and 1170 on the other. These Naltrexone pills are prescribed for alcohol and opioid use disorder once you have cleared the detoxification phase, as it is effective in maintaining abstinence and preventing a relapse.
You must take the dosage of Naltrexone that best suits your symptoms and helps you curb cravings. Talk to an addiction medicine specialist in NJ today to get your dose adjusted according to your current condition 844.445.2565.
Table of Contents
Appearance of Naltrexone 50 mg Film-Coated Tablets
Naltrexone is prescribed for the treatment of alcohol and opioid use disorder. People struggling with AUD and OUD are recommended to take 50 mg of Naltrexone daily. This comes in a round or oval biconvex tablet, which is coated with either:
- Yellow-colored film
- Or white-colored film
These coated film tablets have the following text embossed on them:
- 50 and break line on one side
- The manufacturer’s logo or 1170 on the other side
The break line indicates that the tablet is divided into two equal dosages.
Did You Know: The brand version of the Naltrexone tablet is discontinued. You can get generic versions of the pills only.
Naltrexone Ingredients
The film-coated 50 mg pills are made up of:
- Active ingredients: Imparts the therapeutic effects of the pill
- Inactive ingredients: Substances that are important for the stability and appearance of the medicine
Naltrexone is the active ingredient used as the salt of Naltrexone Hydrochloride (aka Naltrexone HCL).
Naltrexone 50 mg Price In NJ
The price of Naltrexone oral tablets will depend on your location and the number of tablets you are getting. But if cost is a factor for you, then you can get your insurance to cover the price for you. The following are a few insurance companies providing coverage for Naltrexone:

Control the Side Effects of Naltrexone
Naltrexone 50 mg Uses
Naltrexone tablets are an opioid antagonist. They block the opioid receptors without causing any euphoria. Here are the benefits of taking 50 mg of Naltrexone pills:
- Helps control opioid and alcohol cravings
- Promotes abstinence
- Has no habit-forming potential
- Prevents relapse
How Long Does It Take for Naltrexone 50mg to Work?
It depends on the mode of administration. Oral naltrexone is absorbed quickly, usually within an hour after taking it.
- An oral 50 mg tablet can block opioid effects for about 24 to 36 hours.
- The intramuscular (IM) injection takes about 2 hours to begin working, and the full effects may take a few days to appear.
Naltrexone does not produce a noticeable “high,” so some people may not feel any immediate effect. However, it is actively blocking opioids in the body during this time. For alcohol use disorder, it may take several days to weeks of regular use before a person notices reduced cravings or changes in drinking behavior.
How Long Does Naltrexone Stay in The System?
When taken orally, Naltrexone stays in the system between 24 and 72 hours. Naltrexone injections (extended-release) work for a longer duration and can last approximately one month in the body. Naltrexone is typically detectable in the blood within 24 hours.
When the body breaks down naltrexone, it produces a substance called 6-beta-naltrexol. This is the main active metabolite of naltrexone and may be detectable for up to 78 hours. Both naltrexone and 6-beta-naltrexol contribute to the drug’s blocking effects on opioids.
Keeping Up With Naltrexone Dosages and Schedule
Your body can take time to adjust to the Naltrexone 50 mg pill. That’s why your addiction medicine specialists in NJ will start the treatment with half of the 50 mg film-coated tablets.
Executive Clinical Director at ChoicePoint.
“Naltrexone can cause drowsiness and headache. That’s why our doctors start small. Instead of jumping on 50mg directly, we use 25 mg to let our clients' bodies get used to it. Our doctors closely monitor the symptoms. Once the patient’s side effects are minimized, we increase the dose to full tablet a day for as long as the patient starts showing the signs of sobriety.”
Depending on your symptoms, you may have the following Naltrexone schedule:
- 25mg daily in the initial phase
- One tablet of 50 mg daily in the maintenance phase
- Two tablets of 50 mg daily in the maintenance phase
- One and two 50 mg pills on alternate days
What To Do When You Miss Your Prescribed Dose?
Here is the recommended course of action when you have missed your recommended Naltrexone dose:
Situation |
Action |
|---|---|
| Missed the dose | Take it when you remember it |
| It’s about time to take the next dose | Skip the one you have missed, and take the one recommended |
What To Do When You Have Taken More Dose Than Prescribed?
Taking more of the Naltrexone than prescribed can result in:
- Dizziness
- Stomach pain
- Fatigue
Here is what you should do if you think you have unintentionally taken more tablets than recommended.
Situation |
Action |
|---|---|
| Taken more than recommended | Skip your very next dose |
| Taken Naltrexone more than recommended for multiple times | Call your addiction specialists |
Measures To Take When Starting Your Naltrexone Treatment
While Naltrexone cannot practically cause dependency, it is important to take certain precautions to get the best results from your treatment. You should not start taking Naltrexone tablets if you are on:
- Prescription opioid analgesics
- You are still in the alcohol or opioid detox phase of the treatment
- You haven’t cleared the Naloxone challenge yet
- You are sensitive to Naltrexone hydrochloride or other ingredients of the tablet
Switching From Suboxone And Methadone
Methadone and Suboxone (such as Suboxone round orange pill) are the other two FDA-approved medications for treating OUD. Methadone is an opioid, whereas Suboxone is a partial opioid. You need to wait for at least 10–14 days from the last dose of Suboxone and Methadone dose to avoid:
- Respiratory depression
- Comma
- Overdose
Please note this assessment is an initial self-screening, and it is not meant to be a medical assessment or clinical diagnosis of addiction. For proper diagnosis and treatment, schedule an appointment with ChoicePoint.
How to Get a Naltrexone Prescription Online?
You can’t get Naltrexone without a prescription from a doctor, even though it is not a controlled substance. The following steps are required to get Naltrexone:
- Consult a Healthcare Provider
- Complete a Medical Evaluation
- Get a Prescription
- Check for insurance, Medicaid, or discount programs
- Get it from a pharmacy
- You can also avail yourself of telehealth options
Where to buy naltrexone online? Call 844.445.2565 or fill out this form and get an naltrexone prescription online same-day.
Get A Prescription for Naltrexone 50 mg Film-Coated Tablets Online from ChoicePoint
ChoicePoint, a co-occurring addiction treatment center, offers all levels of care for addiction treatment. Naltrexone works best when combined with therapy. So, it is recommended that you start either of these levels of care, offering drug and alcohol counseling:
- Inpatient Program: The highest level of care, providing Naltrexone while you reside in the rehab.
- Outpatient Substance Abuse Treatment: Provides you with Naltrexone and addiction therapy without asking to stay in rehab.
- In-person and Virtual IOP: Allows you to recover from substance use disorder from the comfort of your home.
- Partial Care: Provides more intense care than IOP and outpatient programs.
Get Your Queries Answered About Naltrexone 50 mg HCL Pill
Using Naltrexone tablets for opioid use disorder and alcohol use disorder can help you achieve long-term sobriety, but it is important to get maximum knowledge on its working so you can avoid Naltrexone hydrochloride 50 mg side effects:
What is the Composition of a 50 mg Tablet of Naltrexone?
Naltrexone 50 mg is used for alcohol and opioid use disorder for maintaining abstinence and preventing relapse. This 50 mg tablet consists of Naltrexone hydrochloride as an active ingredient and the following inactive Naltrexone ingredients:
- Titanium dioxide
- Colloidal anhydrous silica
- Iron oxide yellow
- Polyethylene glycol 400,
- Hydroxypropyl methylcellulose
- Crospovidone
- Microcrystalline cellulose,
- Lactose monohydrate
- Magnesium stearate
- Polysorbate 80
- Iron oxide red
The active ingredients are the chemicals that impart therapeutic effects, whereas inactive ingredients keep the medication stable.
Is Naltrexone The Same As Naltrexone HCL?
Naltrexone is the active ingredient in the Naltrexone HCL 50 mg tablets. Whereas the salt of Naltrexone. Naltrexone is used as its salt form, i.e., Naltrexone HCL, in the 50 mg tablet. This salt helps improve the stability of Naltrexone.
What Is The Off-label Use Of Naltrexone?
Using Naltrexone for weight loss is its off-label use. The FDA has approved Naltrexone for alcohol and opioid use disorder only.
How Does Naltrexone 50 mg Make You Feel?
Naltrexone 50 mg can make you feel nauseous and drowsy during the first few days. Not driving or running heavy machinery is recommended when you have just started the naltrexone treatment. However, if your symptoms are intense and include:
- Anxiety
- Severe headache
- Abdominal pain
- Fatigue
Call your doctor, and they might adjust your dose to help your body get used to it.
What Is The Best Time Of Day To Take Naltrexone 50 mg Film-Coated Tablet?
There is no specific time to take Naltrexone film-coated tablets. Many people find it convenient to take Naltrexone in the morning after breakfast. But you should take it as directed by your healthcare professional.
How Long Does Naltrexone Block Alcohol?
Naltrexone can block the effects of alcohol and minimize the cravings for about 24 hours. It reaches its peak in about an hour, after which the Naltrexone concentration starts to decline until it is eliminated from your system in 24–72 hours.
How Long Does Naltrexone Block Opioids?
Naltrexone’s effects last for 24 hours. The FDA datasheet suggests that 50 mg of Naltrexone can block the effects of 25 mg of heroin for 24 hours. However, increasing the dose of the medicine to 100 mg and 150 mg will block the heroin from producing euph
Additional Resources
- What happens if you drink on Naltrexone
- Are Naltrexone Injections Covered by Insurance
- Naltrexone Over the Counter
- Naltrexone VS. Suboxone
- What Naltrexone is Used For
- How Long Does Naltrexone Stay in Your System
- Naltrexone For Alcohol Dependence
- Naloxone Vs Naltrexone
- How Long Does Alcohol Stay In Your System
- How To Start An IOP Program In NJ
- Blue Cross Blue Shield Therapists Near Me
- Does Blue Cross Blue Shield Cover Alcohol Detox
- Blue Cross Blue Shield Outpatient Rehab in NJ
- BCBS Alcohol Rehab in NJ
- Evening IOP Near Me
- Outpatient Rehab for Heroin Addiction Treatment
- Rehab After Work in NJ
- Detox Centers That Take Medicaid Near Me
- 3-day Cleanse While Pregnant
- 30 Day Drug Rehab Near Me
- 3 Month Rehab Programs Near Me in New Jersey
- Blue Cross Blue Shield Drug Rehab Coverage in NJ
References
- Science Translational Medicine. 2020. ‘Inactive’ ingredients in oral medications
https://pmc.ncbi.nlm.nih.gov/articles/PMC7122736/ - National Center for Biotechnology Information. 2023. Methadone
https://pubmed.ncbi.nlm.nih.gov/32965887/ - Medicine and Dentistry. 2022. Buprenorphine Plus Naloxone
https://www.sciencedirect.com/topics/medicine-and-dentistry/buprenorphine-plus-naloxone
Medical Disclaimer:
ChoicePoint aims to improve the quality of life for people struggling with substance use disorder and mental health issues. Our team of licensed medical professionals research, edit and review the content before publishing. However, this information is not intended to be a substitute for professional medical advice, diagnosis, or treatment. For medical advice please consult your physicians or ChoicePoint's qualified staff.










