Generic Name: Glycerol Phenylbutyrate (GLI ser ole fen il BYOO ti rate)
Brand Name: Ravicti
Medically reviewed on Sep 5, 2018
Uses of Glycerol Phenylbutyrate:
- It is used to treat urea cycle problems.
What do I need to tell my doctor BEFORE I take Glycerol Phenylbutyrate?
For all patients taking glycerol phenylbutyrate:
- If you have an allergy to glycerol phenylbutyrate or any other part of glycerol phenylbutyrate.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you are breast-feeding. Do not breast-feed while you take glycerol phenylbutyrate.
- If your child is younger than 2 months of age. Do not give glycerol phenylbutyrate to an infant younger than 2 months of age.
This medicine may interact with other drugs or health problems.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take glycerol phenylbutyrate with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Glycerol Phenylbutyrate?
- Tell all of your health care providers that you take glycerol phenylbutyrate. This includes your doctors, nurses, pharmacists, and dentists.
- Follow the diet plan that your doctor told you about.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking glycerol phenylbutyrate with your other drugs.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using glycerol phenylbutyrate while you are pregnant.
How is this medicine (Glycerol Phenylbutyrate) best taken?
Use glycerol phenylbutyrate as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take with food.
- Measure liquid doses carefully. Use the measuring device that comes with glycerol phenylbutyrate. If there is none, ask the pharmacist for a device to measure glycerol phenylbutyrate.
- Those who have feeding tubes may also use the liquid. Flush the feeding tube with 2 tablespoons (30 mL) of water after the drug is given and then repeat again with 2 tablespoons (30 mL) of water.
What do I do if I miss a dose?
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Shortness of breath.
- Dizziness or passing out.
- Upset stomach or throwing up.
- Feeling confused.
- Memory problems or loss.
- Change in hearing.
- Change in taste.
- Feeling tired or weak.
- Feeling sleepy.
- A burning, numbness, or tingling feeling that is not normal.
What are some other side effects of Glycerol Phenylbutyrate?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
If OVERDOSE is suspected:
If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
How do I store and/or throw out Glycerol Phenylbutyrate?
- Store at room temperature.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
Consumer information use
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else's drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- This medicine comes with an extra patient fact sheet called a Medication Guide. Read it with care. Read it again each time glycerol phenylbutyrate is refilled. If you have any questions about glycerol phenylbutyrate, please talk with the doctor, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about glycerol phenylbutyrate
- Glycerol phenylbutyrate Side Effects
- During Pregnancy
- Dosage Information
- Drug Interactions
- En Español
- Drug class: urea cycle disorder agents
Other brands: Ravicti