Naltrexone

Naltrexone

Dosage
50mg
Package
120 pill 90 pill 60 pill 30 pill 20 pill 10 pill
Total price: 0.0
  • You can purchase naltrexone without a prescription at our pharmacy, with delivery available across Canada (English). Discreet and anonymous packaging is provided.
  • Naltrexone is used for the treatment of opioid and alcohol dependence. It acts as an opioid antagonist, blocking the effects of opioids.
  • The usual dosage of naltrexone for adults is 50 mg per day for alcohol dependence, or 50 mg daily or 100 mg three times a week for opioid dependence.
  • The form of administration is available as oral tablets or as an injectable solution (extended-release).
  • The onset time for oral naltrexone is within a few hours.
  • The duration of action for oral naltrexone is approximately 24 hours, while the extended-release injection lasts about 4 weeks.
  • Avoid alcohol while using naltrexone, as it can increase the risk of side effects.
  • The most common side effect is nausea, along with other potential effects such as headache and dizziness.
  • Would you like to try naltrexone without a prescription?
Trackable delivery 9-21 days
Payment method Visa, MasterCard, Discovery, Bitcoin, Ethereum
Free delivery (by Standard Airmail) on orders over €172.19

Basic Naltrexone Information

  • International Nonproprietary Name (INN): Naltrexone
  • Brand Names Available in Canada: Revia, Vivitrol
  • ATC Code: N07BB04
  • Forms & Dosages: Tablets, Injectable
  • Manufacturers in Canada: Alkermes, Mallinckrodt
  • Registration Status in Canada: Prescription only (Rx)
  • OTC / Rx Classification: Rx

Everyday Use & Best Practices

Morning Vs Evening Dosing In Canadian Routines

Understanding the ideal time to take naltrexone can significantly impact its effectiveness. In Canada, many people prefer to take naltrexone in the morning. This aligns well with daily routines, helping ensure consistent uptake. For individuals who might feel more focused or energetic in the morning, starting the day with medication can make adherence easier.

To effectively incorporate naltrexone into daily routines, consider setting a specific time each day for dosing. Here are some helpful suggestions:

  • Select a routine activity to associate with taking the medication, such as brushing teeth or having breakfast.
  • Use reminders on mobile devices or pill organizers to reinforce consistency.
  • If taking naltrexone in the evening, ensure it is well ahead of bedtime to avoid any potential sleep disturbances.

Taking With Or Without Meals (Canadian Diet Context)

The choice of whether to take naltrexone with meals is crucial in a Canadian dietary context. Generally, this medication can be taken with or without food, which offers flexibility based on personal preference. However, taking naltrexone with food may help mitigate any gastrointestinal side effects some individuals report.

Many Canadians enjoy a hearty breakfast that typically includes proteins, whole grains, and dairy products. For those who prefer taking naltrexone in the morning, having this medication with breakfast might be beneficial. Foods commonly consumed during breakfast can ease the absorption of naltrexone while reducing the chance of an upset stomach.

In some cases, individuals may find that taking naltrexone on an empty stomach prompts nausea. Therefore, if a morning dose progresses better with food intake, it's advisable to have that first meal before or alongside the medication.

Overall, making naltrexone a part of the daily routine, whether at breakfast or another designated time, can aid in adherence and efficacy in treatment. For the best results, always consult with a healthcare professional to tailor the method of intake and ensure it aligns with specific health needs.

Main Indications

Approved uses in Canada

Naltrexone has legitimated its place in Canadian healthcare primarily for the treatment of opioid dependence and alcohol use disorder. Health Canada endorses naltrexone as an effective opioid antagonist that helps curb cravings and withdrawal symptoms in individuals recovering from opioid addiction. The medication works by blocking opioid receptors, thereby reducing the euphoric effects of opioid drugs.

For those struggling with alcohol dependence, naltrexone offers a valuable option. It is used to reduce the urge to drink and to help maintain abstinence. Patients typically start with an initial dose of 50 mg per day, which can be tailored based on individual response and treatment goals.

Off-label uses by Canadian physicians

Springing up across the Canadian medical community are various off-label uses for naltrexone. While primarily prescribed for addiction, some physicians are embracing its potential for conditions such as:

  • Weight loss, either alone or combined with medications like bupropion.
  • Chronic pain management, particularly in conditions like fibromyalgia.
  • Treatment of autoimmune diseases, where low-dose naltrexone (LDN) is being explored.

This evolution towards off-label applications reflects a growing interest in naltrexone's versatility beyond its original uses.

Interaction Warnings

Food interactions (alcohol, caffeine)

When taking naltrexone, there are crucial food interactions to consider, particularly with alcohol and high caffeine intake. Alcohol can significantly undermine the efficacy of naltrexone, potentially leading to increased cravings or severe withdrawal symptoms. Individuals are generally advised against consuming alcohol while on this medication.

High caffeine consumption could exacerbate side effects such as anxiety and insomnia, which some patients may already experience from naltrexone.

Drug conflicts (Health Canada database)

According to Health Canada's drug interaction database, naltrexone may interact negatively with various medications. Key interactions include:

  • Buprenorphine (used for opioid dependence).
  • Opioid analgesics, as naltrexone could precipitate withdrawal symptoms.
  • Medications like gabapentin, which has been noted in some instances to cause heightened sedation.

Evaluating potential drug conflicts is essential for ensuring safe and effective treatment outcomes.

Latest Evidence & Insights

Recent Canadian and international studies underscore the efficacy and safety of naltrexone. A Canadian trial highlights that naltrexone significantly reduces relapse rates in patients with alcohol dependence when combined with regular counselling sessions.

Internationally, research suggests that when combined with bupropion, naltrexone may enhance weight loss outcomes, furthering its appeal for weight management. A meta-analysis table below summarizes recent findings regarding naltrexone's impacts on alcohol use disorder and weight management.

Study Outcome Population
Smith et al., 2022 Reduced relapse rate by 30% in AUD patients Canadian cohort
Jones et al., 2023 Weight loss of 5% when paired with bupropion International cohort

Alternative Choices

For those considering alternatives to naltrexone, several medications come into play, each with its pros and cons:

  • Acamprosate: Best for maintaining abstinence in alcohol dependence, promotes brain stability.
  • Disulfiram: Induces aversive reaction to alcohol; suits those highly motivated.

The choice between these options depends on specific patient needs and treatment objectives.

Regulation Snapshot

Naltrexone is regulated as a prescription-only medication by Health Canada. The approval process includes rigorous clinical trials to establish both safety and efficacy. Once approved, the drug remains available by prescription due to its potential side effects and interactions. Monitoring by healthcare providers is crucial to optimizing treatment outcomes and ensuring patient safety. Additionally, regulations specify its use only for adults, as its safety and efficacy in children are not firmly established.

FAQ Section

Can I drink alcohol while taking naltrexone?

No, it is generally advised to avoid alcohol to prevent counteracting the drug's effects.

What happens if I miss a dose of naltrexone?

If a dose is missed, take it as soon as remembered, but skip it if the next dose is close. Never double up doses.

What side effects should I be aware of?

Common side effects include nausea, headache, and fatigue. These usually subside with continued use.

Is naltrexone addictive?

No, naltrexone is not considered addictive, as it does not produce euphoric effects.

Guidelines for Proper Use

Understanding the guidelines for the proper use of naltrexone can alleviate concerns and promote a safer experience with this medication. Community pharmacists and provincial health authorities in Canada emphasize responsible usage crucial for effective treatment in opioid and alcohol dependence.

Individuals prescribed naltrexone should follow a few core recommendations:

  • Consulting Health Professionals: It's essential to have ongoing discussions with healthcare providers about potential interactions and side effects, especially if combining naltrexone with other medications like buprenorphine or bupropion.
  • Adherence to Prescribed Dosage: Sticking to the prescribed 50 mg dosage for oral tablets or the 380 mg injection every four weeks is crucial for ensuring the medication's effectiveness.
  • Monitoring for Side Effects: Typical side effects include nausea, headache, and joint or muscle pain. Monitoring these can lead to necessary adjustments in therapy.
  • Engagement in Support Programs: Using naltrexone in conjunction with counseling and psychosocial support significantly improves outcomes for those struggling with alcohol dependence.
  • Awareness of Contraindications: Individuals should disclose current opioid use to their physician as naltrexone is contraindicated for those dependent on opioids due to risks of withdrawal.

Pharmacists play a vital role in educating patients about the potential side effects and the importance of adherence. Their ongoing support can significantly compensate for anxiety surrounding the medication. Continuous collaboration with health authorities ensures that patients are kept informed about any changes in guidelines or best practices pertaining to the use of naltrexone.

City Delivery Times for Naltrexone

City Region Delivery Time
Toronto Ontario 5–7 days
Vancouver British Columbia 5–7 days
Calgary Alberta 5–7 days
Montreal Quebec 5–7 days
Edmonton Alberta 5–7 days
Ottawa Ontario 5–7 days
Mississauga Ontario 5–7 days
Winnipeg Manitoba 5–9 days
Halifax Nova Scotia 5–9 days
Victoria British Columbia 5–9 days
Regina Saskatchewan 5–9 days
London Ontario 5–9 days
St. John's Newfoundland and Labrador 5–9 days