Do not increase your dose, take it more often, or stop taking it without your doctor's approval.Use this medication regularly to get the most benefit from it. One such medication is the opioid antagonist naltrexone, which has been approved for treatment of alcohol dependence by the Food and Drug Administration. Harmful side effects could also occur. Naltrexone is also used to treat alcoholism by reducing your urge to drink alcohol. If it is near the time of the next dose, skip the missed dose. NALTREXONE CLINICAL UPDATE Evidence for the Efficacy of Naltrexone in the Treatment of Alcohol Dependence (Alcoholism) Stewart B. Leavitt, PhD, Editor . Dosage is based on your medical condition and response to treatment. Future studies may provide a clearer picture of the drug’s effectiveness. Do not use this medicine in larger or smaller amounts or for longer than recommended.Your doctor may recommend that naltrexone be given to you by a family member or other caregiver. Naltrexone can help keep you from feeling a "need" to use the opioid.Naltrexone may also be used for purposes not listed in this medication guide.You should not use naltrexone if you are having drug or You should not use naltrexone if you are allergic to it, or if:you are having withdrawal symptoms from drug or alcohol addiction;you have used any opioid medicine within the past 10 days (including To make sure naltrexone is safe for you, tell your doctor if you have:a bleeding or blood-clotting disorder such as hemophilia.It is not known whether naltrexone will harm an unborn baby. Take this medication as directed. Naltrexone can help keep you from feeling a "need" to use the opioid.Naltrexone may also be used for purposes not listed in this medication guide.You should not use naltrexone if you are having drug or You should not use naltrexone if you are allergic to it, or if:you are having withdrawal symptoms from drug or alcohol addiction;you have used any opioid medicine within the past 10 days (including To make sure naltrexone is safe for you, tell your doctor if you have:a bleeding or blood-clotting disorder such as hemophilia.It is not known whether naltrexone will harm an unborn baby. Version: 4.01.The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Properly discard this product when it is expired or no longer needed. Be careful if you drive or do anything that requires you to be alert.Using opioid medicine while you are taking naltrexone could stimulate opioid withdrawal symptoms. DESCRIPTION. Naltrexone MAT treatment lasts for three to four months. Your doctor may occasionally change your dose to make sure you get the best results. Keep the bottle tightly closed when not in use.Take the missed dose as soon as you remember. Naltrexone can help keep you from feeling a "need" to use the opioid. Do not store in the bathroom. Once a patient stops drinking, taking naltrexone helps patients maintain their sobriety. We comply with the HONcode standard for trustworthy health information - Select one or more newsletters to continue. Category Drug Comment Antiasthmatics aminophylline theophylline Especially but not exclusively above therapeutic levels Antibiotics isoniazid lindane metronidazole nalidixic acid penicillins Vitamin B6 supplement may protect Especially with renal failure Antidepressants tricyclics serotonin-specific agents bupropion Rarely a practical problem; desipramine may be preferable … Common withdrawal symptoms are yawning, irritability, sweating, fever, chills, shaking, mood changes, confusion, hallucinations (seeing or hearing things);liver problems--nausea, upper stomach pain, itching, tired feeling, loss of appetite, dark urine, clay-colored stools, This is not a complete list of side effects and others may occur. ABSTRACT .