Country: Australia
Language: English
Source: Department of Health (Therapeutic Goods Administration)
Naltrexone hydrochloride
Generic Health Pty Ltd
Medicine Registered
Naltrexone GH Version 2 – (RD dd Nov 2012) 1 NALTREXONE GH CONSUMER MEDICINE INFORMATION WHAT IS THIS LEAFLET? This leaflet answers some common questions about Naltrexone GH. It does not contain all of the available information. All medicines have risks and benefits. Your doctor has weighed the risks of your taking Naltrexone GH against the benefits they expect it will have for you. If you have any concerns about taking Naltrexone GH, ask your doctor or pharmacist. Keep this leaflet with the medicine. You may want to read it again. WHAT IS NALTREXONE GH USED FOR? Naltrexone GH is used to help opiate drug addicts kick the habit. It is also used to help alcoholics dry out and remain abstinent. Naltrexone GH tablets contain the active ingredient, naltrexone hydrochloride. It is an opiate antagonist. This means it fights the effects of opiate drugs like heroin on the body, and blocks euphoria (or “high”) due to these opiates. Your doctor may have prescribed Naltrexone GH for another use. Ask your doctor if you have any questions about why Naltrexone GH has been prescribed for you. Naltrexone GH is not addictive. BEFORE YOU TAKE NALTREXONE GH Naltrexone GH is not suitable for everyone. _WHEN YOU MUST NOT TAKE IT_ Do not take Naltrexone GH if you have had an allergic reaction to Naltrexone GH or any of the ingredients. Symptoms of an allergic reaction may include, but are not limited to, swelling of the face or tongue, difficulty in breathing, wheezing or an itchy skin rash. DO NOT TAKE NALTREXONE GH IF YOU ARE STILL USING HEROIN OR DRUGS LIKE IT. If you take Naltrexone GH right after taking an opiate you will suffer withdr Read the complete document
_ _ _ _ Naltrexone GH 1_ _ PRODUCT INFORMATION NALTREXONE GH NAME OF MEDICINE Naltrexone Hydrochloride • HCl O HO N-CH 2 OH H O naltrexone hydrochloride The CAS Registry Number of naltrexone hydrochloride is 16676-29-2. DESCRIPTION Naltrexone hydrochloride, an opioid antagonist, is a synthetic congener of oxymorphone with no opioid agonist properties. Naltrexone differs in structure from oxymorphone in that the methyl group on the nitrogen atom is replaced by a cyclopropylmethyl group. Naltrexone hydrochloride is also related to the potent opioid antagonist, naloxone, or n-allylnoroxymorphone [NARCAN® (naloxone hydrochloride)]. The chemical name of naltrexone hydrochloride is 17-(cyclopropylmethyl)-4,5 -epoxy-3,14-dihydroxymorphinan-6-one hydrochloride. Naltrexone hydrochloride is a white, crystalline compound. The hydrochloride salt is soluble in water to the extent of about 100 mg/mL. Naltrexone GH is available in scored tablets containing 50 mg of naltrexone hydrochloride. Naltrexone GH also contains lactose, microcrystalline cellulose, powdered cellulose, silica-colloidal anhydrous, magnesium stearate, crospovidone, hypromellose, macrogol 4000, titanium dioxide, iron oxide black, iron oxide red and iron oxide yellow. PHARMACOLOGY PHARMACODYNAMIC PROPERTIES Naltrexone hydrochloride is a pure opioid antagonist. It markedly attenuates or completely blocks, reversibly, the subjective effects of all opioids. When co-administered with morphine, on a chronic basis, naltrexone hydrochloride blocks the physical dependence to morphine, heroin and other opioids. Naltrexone has few, if any, intrinsic actions besides its opioid blocking properties. However, it does produce some pupillary constriction, by an unknown m Read the complete document