Brand Names: Movantik
Generic Name: naloxegol
- What is naloxegol (Movantik)?
- What are the possible side effects of naloxegol (Movantik)?
- What is the most important information I should know about naloxegol (Movantik)?
- What should I discuss with my healthcare provider before taking naloxegol (Movantik)?
- How should I take naloxegol (Movantik)?
- What happens if I miss a dose (Movantik)?
- What happens if I overdose (Movantik)?
- What should I avoid while taking naloxegol (Movantik)?
- What other drugs will affect naloxegol (Movantik)?
- Where can I get more information (Movantik)?
What is naloxegol (Movantik)?
Naloxegol reduces constipation caused by opioid (narcotic) pain medicine used to treat severe chronic pain. Naloxegol works by treating constipation without reducing the pain-relieving effects of the narcotic.
Naloxegol may also be used for purposes not listed in this medication guide.
What are the possible side effects of naloxegol (Movantik)?
Call your doctor at once if you have:
- symptoms of narcotic medicine withdrawal--anxiety, feeling irritable, sweating, chills, yawning, stomach pain, diarrhea.
Stop taking naloxegol and call your doctor at once if you have:
- severe stomach pain that will not go away; or
- severe diarrhea.
Common side effects may include:
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
What is the most important information I should know about naloxegol (Movantik)?
You should not use this medicine if you have a blockage in your stomach or intestines.
Tell your doctor if you have symptoms of opioid withdrawal, such as anxiety, feeling irritable, sweating, chills, yawning, stomach pain, and diarrhea.
Stop using naloxegol and call your doctor at once if you have severe stomach pain and/or diarrhea (which can lead to serious medical problems).
Tell your doctor about all your current medicines and any you start or stop using. Many drugs can interact, and some drugs should not be used together.
What should I discuss with my healthcare provider before taking naloxegol (Movantik)?
You should not use naloxegol if you are allergic to it, or if you have:
- a blockage in your stomach or intestines.
Some medicines can cause unwanted or dangerous effects when used with naloxegol. Your doctor may need to change your treatment plan if you also use:
- certain antibiotics;
- antifungal medicine;
- heart medication; or
- antiviral medicine to treat hepatitis C or HIV.
Tell your doctor if you have ever had:
- stomach or intestinal problems (including diverticulitis, or ischemic colitis);
- stomach cancer, colorectal cancer;
- a perforation (a hole or tear) in your esophagus, stomach, or intestines;
- recent surgery on the stomach or intestines; or
- liver or kidney disease.
If you use naloxegol while you are pregnant, your baby could have opioid withdrawal symptoms. Tell your doctor if you are pregnant or plan to become pregnant.
Do not breastfeed while taking naloxegol.
Naloxegol is not approved for use by anyone younger than 18 years old.
How should I take naloxegol (Movantik)?
Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.
Take naloxegol on an empty stomach, at least 1 hour before or 2 hours after your first meal of the day.
If you cannot swallow a naloxegol tablet whole, you may crush the tablet into powder and mix it with 4 ounces of water. Stir and drink this mixture right away. To get the entire dose, add a little more water to the same glass, swirl gently and drink right away.
Naloxegol can also be given through a nasogastric (NG) feeding tube. Read and carefully follow any Instructions for Use provided with your medicine. Ask your doctor or pharmacist if you do not understand these instructions.
Call your doctor if your symptoms do not improve after 3 days of treatment.
After you stop using your pain medication, you should also stop taking naloxegol.
Store at room temperature away from moisture and heat.
What happens if I miss a dose (Movantik)?
Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.
What happens if I overdose (Movantik)?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking naloxegol (Movantik)?
Do not use any other laxatives that your doctor has not prescribed.
Grapefruit may interact with naloxegol and lead to unwanted side effects. Avoid the use of grapefruit products.
What other drugs will affect naloxegol (Movantik)?
Sometimes it is not safe to use certain medications at the same time. Some drugs can affect your blood levels of other drugs you take, which may increase side effects or make the medications less effective.
Tell your doctor about all your other medicines, especially bevacizumab.
This list is not complete. Other drugs may affect naloxegol, including prescription and over-the-counter medicines, vitamins, and herbal products. Not all possible drug interactions are listed here.
Where can I get more information (Movantik)?
Your pharmacist can provide more information about naloxegol.
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