Does naltrexone cause stomach problems?
High doses of naltrexone oral may harm your liver. nausea, vomiting, stomach pain; headache, dizziness, drowsiness; feeling anxious or nervous; sleep problems (insomnia); or.
Does naltrexone make you poop?
Meanwhile, promising findings suggest that a new form of naltrexone, a drug used to block the narcotic effects of opioids in addicts, may relieve the terrible constipation that afflicts patients who need opioids to control their pain.
Should naltrexone be taken on an empty stomach?
Naltrexone may be taken with food or antacids if stomach upset occurs. A urine test should be done to check for recent opiate drug use. Your doctor may give you another medication (naloxone challenge test) to check for opiate use. Do not use any opiates for at least 7 days before starting naltrexone.
What does naltrexone do to the body?
Naltrexone binds to the endorphin receptors in the body, and blocks the effects and feelings of alcohol. Naltrexone reduces alcohol cravings and the amount of alcohol consumed. Once a patient stops drinking, taking naltrexone helps patients maintain their sobriety.
Does naltrexone cause stomach cramps?
Reported adverse effects of standard dose naltrexone include anxiety, nervousness, confusion, drowsiness, hallucinations, skin crawling, blurred vision, muscle or joint pain, vomiting, diarrhea, stomach pain, liver disease, and skin rash.
Can naltrexone cause pancreatitis?
To the Editor: We describe a case of a young man who developed acute pancreatitis after starting naltrexone treatment for alcohol addiction. To the best of our knowledge, this case is the first to report naltrexone-associated acute pancreatitis in the medical literature.
How many hours does naltrexone work?
Oral naltrexone absorbs quickly and begins to work within an hour after consumption. The effects of the 50-mg oral tablet can last for 24 to 36 hours. The duration of higher doses is longer lasting, with 100 mg lasting 48 hours and 150 mg lasting 72 hours. Naltrexone usually reaches its peak within one hour of dosing.
Does naltrexone make you feel weird?
You may feel a “weird” or “odd” sensation from using naltrexone (Vivitrol). Common side effects of this medication include headache, trouble sleeping, change in appetite, stomach pain, dizziness, and anxiety, but these effects are usually not severe enough to make you need to stop taking naltrexone (Vivitrol).
Does naltrexone make you lose weight?
Naltrexone/bupropion produces clinically significant weight loss when combined with a diet and exercise program. It decreases body weight in patients with diabetes, but its effect on diabetic outcomes is not known. A significant proportion of patients will experience adverse effects.
Does the nausea from naltrexone go away?
Mild side effects (nausea, vomiting, constipation) associated with naltrexone use usually resolve within a few weeks of treatment or with discontinuation of the medication.