Ingrezza Side Effects
Generic Name: valbenazine
Note: This document contains side effect information about valbenazine. Some of the dosage forms listed on this page may not apply to the brand name Ingrezza.
Common side effects of Ingrezza include: drowsiness, fatigue, and sedation. See below for a comprehensive list of adverse effects.
For the Consumer
Applies to valbenazine: oral capsule
Along with its needed effects, valbenazine (the active ingredient contained in Ingrezza) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor immediately if any of the following side effects occur while taking valbenazine:Less common
- inability to sit still
- need to keep moving
- trouble walking
- irregular heartbeat recurrent
Some side effects of valbenazine may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:More common
- Blurred vision
- decrease in the frequency of urination
- decrease in urine volume
- difficulty having a bowel movement (stool)
- difficulty in passing urine (dribbling)
- dry mouth
- painful urination
- sleepiness or unusual drowsiness
- Difficulty in moving
- fear or nervousness
- muscle pain or stiffness
- pain in the joints
- trouble sleeping
For Healthcare Professionals
Applies to valbenazine: oral capsule
-The most common adverse reaction (5% or more and twice the rate of placebo) was somnolence.
-A total of 3% of patients discontinued treatment because of adverse reactions.[Ref]
Very common (10% or more): Somnolence/fatigue/sedation (10.9%)
Common (1% to 10%): Anticholinergic effects (dry mouth, constipation, attention disturbance, blurred vision, urinary retention), balance disorders/fall/gait disturbance/dizziness, headache, akathisia/restlessness, drooling, dyskinesia,
non-akathisia extrapyramidal symptoms[Ref]
Common (1% to 10%): Vomiting, nausea[Ref]
Common (1% to 10%): Increased alkaline phosphatase and bilirubin[Ref]
Common (1% to 10%): Increased blood glucose, increased weight, increased prolactin[Ref]
Common (1% to 10%): Arthralgia[Ref]
Common (1% to 10%): Respiratory infections[Ref]
1. "Product Information. Ingrezza (valbenazine)." Neurocrine Biosciences, Inc., San Diego, CA.
Some side effects of Ingrezza may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.
More about Ingrezza (valbenazine)
- Side Effects
- During Pregnancy
- Dosage Information
- Drug Images
- Drug Interactions
- Support Group
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- En Español
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- Drug class: VMAT2 inhibitors
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