GNH USA

Europe — EMA

Naltrexone Hydrochloride Aop Orphan Pharmaceuticals

GNH USA supplies Naltrexone Hydrochloride (Naltrexone), a opioid antagonist for opioid and alcohol dependence. Request a quote for global supply to worldwide.

Request sourcing

1
Pack/s

What is Naltrexone Hydrochloride?

Naltrexone Hydrochloride, the active ingredient in Naltrexone Hydrochloride Aop Orphan Pharmaceuticals, is an opioid antagonist presented as an oral tablet for oral use. It is employed to treat opioid dependence and alcohol dependence in adult patients.

GNH USA supplies Naltrexone Hydrochloride Aop Orphan Pharmaceuticals as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide, adhering to EU GMP standards and providing reliable cold‑chain‑free logistics for oral dosage forms. The company offers flexible order quantities and supports regulatory documentation for importation.

What is Naltrexone Hydrochloride used for?

Naltrexone Hydrochloride is used in the management of substance‑use disorders, acting on opioid and alcohol pathways. - Opioid dependence: reduces cravings and helps prevent relapse in patients undergoing detoxification. - Alcohol dependence: supports abstinence and decreases the frequency of heavy drinking episodes. - Opioid use disorder: assists in long‑term recovery by blocking the reinforcing effects of opioids. - Prevention of opioid overdose: diminishes the risk of overdose by antagonizing opioid receptors during accidental exposure.

What are the side effects of Naltrexone Hydrochloride?

Naltrexone Hydrochloride may cause a range of adverse reactions, which are categorized by frequency and severity.

Common Side Effects: - Nausea: mild to moderate stomach upset often occurring early in therapy. - Headache: transient cranial pain reported by many patients. - Dizziness: sensation of light‑headedness, especially when standing quickly. - Fatigue: general tiredness or lack of energy. - Insomnia: difficulty falling or staying asleep. - Abdominal pain: cramp‑like discomfort in the stomach area.

Serious or Rare Side Effects: - Hepatotoxicity: elevated liver enzymes or liver injury requiring monitoring. - Severe depression: mood changes that may lead to suicidal thoughts. - Allergic reactions: rash, itching, swelling, or anaphylaxis. - Hepatic failure: rare but life‑threatening liver dysfunction. - Severe rash or Stevens‑Johnson syndrome: skin blistering and detachment.

What precautions apply to Naltrexone Hydrochloride?

Before initiating Naltrexone Hydrochloride, clinicians should consider several safety measures to minimize risks. - Liver function assessment: obtain baseline hepatic enzymes and monitor periodically. - Depression monitoring: screen for mood disorders and advise patients to report worsening symptoms. - Avoid in acute hepatitis: contraindicated in patients with active liver inflammation. - Caution in renal impairment: adjust dosing and monitor renal function in severe cases. - Hypersensitivity check: discontinue if signs of allergic reaction appear. - Store at ambient temperature: keep below 25 °C in the original packaging, protected from moisture.

What does Naltrexone Hydrochloride interact with?

Naltrexone Hydrochloride can interact with other medicines, influencing efficacy or safety.

Major Interactions (Avoid): - Opioid analgesics: antagonize pain relief and may precipitate withdrawal. - Disulfiram: combined hepatotoxic potential increases liver injury risk. - Hepatotoxic drugs (e.g., isoniazid, methotrexate): additive liver toxicity.

Moderate Interactions (Monitor Closely): - Benzodiazepines: enhanced sedation when used together. - Antidepressants (SSRIs, SNRIs): monitor for increased depressive symptoms. - Alcohol: concurrent use may intensify nausea and liver strain.

Frequently asked questions

What is Naltrexone Hydrochloride used for?+
Naltrexone Hydrochloride is prescribed to help manage opioid dependence and alcohol dependence. In opioid dependence, it reduces cravings and blocks the euphoric effects of opioids, supporting abstinence. For alcohol dependence, it helps maintain sobriety by diminishing the rewarding effects of alcohol and decreasing heavy‑drinking episodes.
How does Naltrexone work?+
Naltrexone works by competitively binding to μ‑, κ‑ and δ‑opioid receptors without activating them. This blocks both endogenous opioids and external opioid drugs from stimulating the receptors, preventing the reinforcing and euphoric signals that drive dependence, thereby reducing cravings and the risk of relapse.
What is the usual dose of Naltrexone Hydrochloride?+
The exact dose of Naltrexone Hydrochloride is determined by the prescribing clinician based on the individual’s medical condition, treatment goals, and response. Typical regimens involve a once‑daily oral tablet, but the prescriber may adjust the strength or frequency to suit the patient’s needs.
Is Naltrexone safe during pregnancy or breastfeeding?+
Safety data for Naltrexone Hydrochloride in pregnancy and lactation are limited, and the pregnancy category is listed as unknown. It should only be used when the potential benefit to the mother outweighs any possible risk to the fetus or infant, and the decision must be made by a qualified health professional.
How do I order Naltrexone Hydrochloride from GNH USA?+
To order, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA supplies hospitals, pharmacies and procurement teams worldwide, and will request verification of trade or institutional credentials. After confirmation, the team provides pricing, availability, shipping details (including any required temperature controls) and assists with import documentation.
How does Naltrexone compare with the main alternative drug?+
The primary alternative for opioid dependence is methadone, a long‑acting opioid agonist that reduces withdrawal symptoms but maintains opioid activity. Naltrexone, by contrast, is an antagonist that blocks opioid receptors, offering a non‑opioid approach that eliminates opioid effects. For alcohol dependence, acamprosate is another option; unlike Naltrexone, acamprosate works on glutamate pathways rather than opioid receptors.
What are the storage and handling requirements for Naltrexone Hydrochloride?+
Naltrexone Hydrochloride tablets should be stored at ambient temperature, preferably below 25 °C. Keep the product in its original container, protect it from moisture and direct sunlight, and ensure the packaging remains sealed until use. No refrigeration is required for this oral formulation.
How is Naltrexone Hydrochloride administered?+
The medication is supplied as oral tablets that are taken with water, usually once daily as directed by a healthcare provider. Patients should follow the prescriber’s instructions regarding timing (e.g., after opioid detoxification) and should not consume opioid‑containing products while on therapy.
What are the most serious risks associated with Naltrexone Hydrochloride?+
Serious risks include hepatotoxicity, which may manifest as elevated liver enzymes or liver injury, and severe depression that can lead to suicidal thoughts. Allergic reactions such as rash, swelling, or anaphylaxis are also possible. Patients should be monitored regularly for liver function and mood changes, and any severe symptoms should prompt immediate medical attention.
Who should not use Naltrexone Hydrochloride?+
Naltrexone is contraindicated in individuals with acute hepatitis, severe liver failure, or known hypersensitivity to the drug. It should also be avoided in patients currently receiving opioid analgesics or opioid maintenance therapy, as it can precipitate withdrawal. Clinicians must assess liver function and opioid use status before initiating treatment.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Naltrexone Hydrochloride
Route
Oral Use
Manufacturer
Aop Orphan Pharmaceuticals Gmbh
Origin
EU

Related products