Valbenazine (By mouth)
Treats tardive dyskinesia (a movement disorder).
Ingrezza, Ingrezza Initiation PackThere may be other brand names for this medicine.
When This Medicine Should Not Be Used:This medicine is not right for everyone. Do not use it if you had an allergic reaction to valbenazine.
How to Use This Medicine:
- Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.
- Read and follow the patient instructions that come with this medicine. Talk to your doctor or pharmacist if you have any questions.
- Missed dose: Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.
- Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
Drugs and Foods to Avoid:
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Do not use this medicine if you are using an MAO inhibitor (MAOI).
- Some medicines can affect how valbenazine works. Tell your doctor if you are using carbamazepine, clarithromycin, digoxin, fluoxetine, itraconazole, ketoconazole, paroxetine, phenytoin, quinidine, rifampin, or St John's wort.
Warnings While Using This Medicine:
- Tell your doctor if you are pregnant, or if you have kidney disease, liver disease, or heart rhythm problems (such as QT prolongation).
- Do not breastfeed while you are using this medicine and for 5 days after the last dose.
- This medicine may cause the following problems:
- Heart rhythm problems, including QT prolongation
- Parkinson-like symptoms
- This medicine may make you dizzy or drowsy. Do not drive or do anything else that could be dangerous until you know how this medicine affects you. Stand or sit up slowly if you feel lightheaded or dizzy.
- Your doctor will check your progress and the effects of this medicine at regular visits. Keep all appointments.
- Keep all medicine out of the reach of children. Never share your medicine with anyone.
Possible Side Effects While Using This Medicine:
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
- Fainting, dizziness, lightheadedness
- Fast, slow, or uneven heartbeat
- Problems with balance or walking, stiffness, shaking
- Trouble sitting still, feeling restless, nervous, or irritable
If you notice these less serious side effects, talk with your doctor:
- Dry mouth, constipation, headache, confusion, blurred vision, decrease in how much or how often you urinate
- Joint pain
- Nausea, vomiting
- Sleepiness, unusual drowsiness, or tiredness
If you notice other side effects that you think are caused by this medicine, tell your doctor
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088
Last Updated: 10/10/2019