Vilazodone Side Effects
Medically reviewed by Drugs.com. Last updated on Sep 25, 2023.
Applies to vilazodone: oral tablet.
Warning
Oral route (Tablet)
Antidepressants can increase the risk of suicidal thinking and behavior in pediatric and young adult patients. Closely monitor patients of all ages for clinical worsening and for emergence of suicidal thoughts and behaviors. Vilazodone hydrochloride is not approved for use in pediatric patients.
Serious side effects of Vilazodone
Along with its needed effects, vilazodone 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 vilazodone:
Less common
- Actions that are out of control
- anxiety
- burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
- chest pain or discomfort
- decreased interest in sexual intercourse
- delayed or inability to have an orgasm
- extra heartbeat
- fast, irregular, pounding, or racing heartbeat or pulse
- inability to have or keep an erection
- irritability
- loss in sexual ability, desire, drive, or performance
- shakiness in the legs, arms, hands, or feet
- sweating
- talking, feeling, and acting with excitement
- trembling or shaking of the hands or feet
Other side effects of Vilazodone
Some side effects of vilazodone 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
Less common
- Abnormal dreams
- aching or discomfort in the lower legs or sensation of crawling in the legs
- acid or sour stomach
- belching
- blindness
- bloated or full feeling
- blurred vision
- change in taste
- decreased vision
- difficulty with moving
- drowsiness
- dry eyes
- excess air or gas in the stomach or intestines
- feeling jittery
- headache, severe and throbbing
- heartburn
- increased or decreased appetite
- increased sweating
- indigestion
- loss of appetite
- loss of taste
- muscle pain or stiffness
- night sweats
- pain in the joints
- passing gas
- relaxed and calm
- restlessness
- sleepiness or unusual drowsiness
- stomach pain, discomfort, or upset
- unusual tiredness or weakness
- vomiting
- weakness
Incidence not known
- Decrease in smell
- eye pain
- loss of sense of smell
For Healthcare Professionals
Applies to vilazodone: oral kit, oral tablet.
General
The most commonly observed side effects were: diarrhea, nausea, headache, and dry mouth.[Ref]
Gastrointestinal
Very common (10% or more): Diarrhea (up to 29%), nausea (up to 24%)
Common (1% to 10%): Abdominal distension, abdominal pain, pain, dry mouth, dyspepsia, flatulence, gastroenteritis, vomiting
Frequency not reported: Abdominal discomfort, acute pancreatitis, upper abdominal pain[Ref]
Nervous system
Very common (10% or more): Headache (up to 15%)
Common (1% to 10%): Dizziness, paresthesia, sedation, somnolence, tremor
Uncommon (0.1% to 1%): Migraine, serotonin syndrome
Frequency not reported: Akathisia, paresthesia/electric shock sensation, restless legs syndrome, sensory disturbances
Postmarketing reports: Sleep paralysis[Ref]
Psychiatric
Common (1% to 10%): Abnormal dreams, abnormal orgasm, decreased libido, insomnia, restlessness
Uncommon (0.1% to 1%): Activation of mania/hypomania, panic attack
Frequency not reported: Agitation, anorgasmia, anxiety, clinical worsening, confusion, discontinuation symptoms, dysphoric mood, emotional lability, lethargy, seizures, suicide risk
Postmarketing reports: Irritability, hallucinations, suicide attempt, suicidal ideation[Ref]
Metabolic
Common (1% to 10%): Increased appetite, increased weight
Frequency not reported: Hyponatremia[Ref]
Genitourinary
Common (1% to 10%): Ejaculation disorder, erectile dysfunction[Ref]
Cardiovascular
Common (1% to 10%): Palpitations
Uncommon (0.1% to 1%): Ventricular extrasystoles[Ref]
Other
Common (1% to 10%): Fatigue
Uncommon (0.1% to 1%): Tinnitus[Ref]
Musculoskeletal
Common (1% to 10%): Arthralgia[Ref]
Ocular
Uncommon (0.1% to 1%): Blurred vision, dry eye
Rare (0.01% to 0.1%): Cataracts[Ref]
Dermatologic
Uncommon (0.1% to 1%): Hyperhidrosis, night sweats
Postmarketing reports: Drug eruption, generalized rash, rash, urticaria[Ref]
Hematologic
Frequency not reported: Abnormal Bleeding[Ref]
Frequently asked questions
More about vilazodone
- Check interactions
- Compare alternatives
- Pricing & coupons
- Reviews (974)
- Drug images
- Dosage information
- During pregnancy
- Drug class: miscellaneous antidepressants
- Breastfeeding
- En español
Patient resources
Other brands
Professional resources
Other brands
Related treatment guides
References
1. (2011) "Product Information. Viibryd (vilazodone)." Trovis Pharmaceuticals LLC
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.