Vortioxetine for Depression (Brintellix)
Comprehensive guide to Vortioxetine (Brintellix/Trintellix), its uses, dosage, side effects, and effectiveness in treating major depressive disorder.

Vortioxetine, marketed as Brintellix or Trintellix, is a prescription medication approved for treating major depressive disorder (MDD) in adults. Unlike traditional antidepressants, it combines serotonin reuptake inhibition with direct modulation of several serotonin receptors, potentially offering benefits for both mood and cognitive symptoms.
About vortioxetine tablets
Vortioxetine belongs to a class of medications known as serotonin modulators and stimulators (SMS). It is specifically indicated for adults experiencing MDD, a condition characterized by persistent low mood, loss of interest, and cognitive impairments. Approved by the FDA in 2013, it provides a novel approach by acting as an inhibitor of serotonin (5-HT) reuptake while also functioning as an agonist at 5-HT1A receptors, a partial agonist at 5-HT1B, and an antagonist at 5-HT3, 5-HT1D, and 5-HT7 receptors. This multimodal action may explain its efficacy against core depressive symptoms, anxiety, anhedonia, and cognitive dysfunction.
Clinical trials, including short-term (6-8 weeks) and long-term maintenance studies, demonstrated significant improvements in depression scores such as the Hamilton Depression Scale (HAMD-24) and Montgomery-Åsberg Depression Rating Scale (MADRS). In one multinational study of 602 adults, doses of 10mg and 20mg daily improved both depressive symptoms and cognition compared to placebo. Real-world evidence from a 24-week study showed sustained benefits in functioning, quality of life, and cognitive performance, particularly in patients with severe baseline depression (PHQ-9 ≥15).
Key facts about vortioxetine tablets
- Used for: Major depressive disorder (MDD) in adults.
- Dose: Typically starts at 10 mg once daily; may adjust to 5-20 mg based on response and tolerability.
- Available as: Immediate-release tablets in 5 mg, 10 mg, 15 mg, and 20 mg strengths.
- About tablets: Take once daily with or without food; tablets should be swallowed whole.
- Brands: Brintellix (original name); now marketed as Trintellix in some regions to avoid confusion with Brillinta (ticagrelor).
| Dosage | Dose Form | Typical Cost (30-day supply) |
|---|---|---|
| 5 mg, 10 mg, 15 mg, or 20 mg once daily | Tablets | Approximately $254 for 10 mg (2015 data; varies by region and insurance) |
How and when to take vortioxetine
Dosage
The recommended starting dose is 10 mg once daily for most adults. Your doctor may increase to 20 mg if needed for better response, or reduce to 5 mg if side effects occur. Elderly patients or those with mild to moderate liver/kidney impairment may start at 5 mg. In clinical trials, effects were observed from week 2, with full benefits by week 4 or later.
How to take it
- Swallow tablets whole with water, with or without food.
- Take at the same time each day to maintain steady levels.
- If you miss a dose, take it as soon as remembered unless close to the next dose; do not double up.
- Avoid abrupt stopping; taper under medical supervision to prevent withdrawal symptoms.
How long to take it for
Continue for at least 6 months after symptom improvement to prevent relapse. Long-term studies up to 64 weeks showed sustained efficacy and longer time to recurrence versus placebo. Regular monitoring by your doctor is essential.
Common questions about vortioxetine tablets
How long does vortioxetine take to work?
Some improvement in mood may start within 2 weeks, but full antidepressant effects often take 4-8 weeks. Cognitive benefits may emerge independently.
How will it make you feel?
Most patients experience gradual mood improvement, increased energy, and better concentration. Early side effects like nausea may occur but often resolve.
Can you drink alcohol while taking vortioxetine?
Limit alcohol, as it may worsen depression and increase side effects like dizziness. Discuss with your doctor.
Using other medicines, food or alcohol with vortioxetine
Vortioxetine has moderate interactions. Inform your doctor of all medications.
- Bupropion: May increase vortioxetine levels; dose adjustment needed.
- Rifampicin: Speeds breakdown; higher vortioxetine dose may be required.
- SSRIs/SNRIs/Monoamine oxidase inhibitors: Risk of serotonin syndrome; avoid combinations.
- NSAIDs/Aspirin/Anticoagulants: Increased bleeding risk.
- Food: No restrictions.
Pregnancy and breastfeeding with vortioxetine tablets
Not recommended during pregnancy unless benefits outweigh risks; may cause neonatal withdrawal or serotonin effects. Limited data on breastfeeding; consult a doctor. Use effective contraception if applicable.
Side effects of vortioxetine tablets
Common side effects (≥5%): nausea (most frequent, dose-related, often transient), constipation, vomiting, dizziness. Sexual side effects are less common than with SSRIs.
| Side Effect | Frequency | Management |
|---|---|---|
| Nausea | 20-30% | Take with food; usually improves in 1-2 weeks |
| Sexual dysfunction | Low (<10%) | Monitor; lower incidence vs. other antidepressants |
| Cognitive improvement | Benefit | Enhanced attention, processing speed |
Serious risks: Suicidality (especially in young adults), serotonin syndrome, bleeding, hyponatremia. Seek immediate help for worsening depression, agitation, or unusual bleeding.
How to cope with side effects of vortioxetine tablets
- Nausea: Eat small meals, ginger tea, antiemetics if prescribed.
- Constipation: Increase fiber, water, exercise.
- Dizziness: Rise slowly, avoid driving initially.
- Sexual issues: Discuss dose adjustment or adjunct therapies.
Report persistent or severe effects to your doctor; do not stop suddenly.
Warnings
- Monitor for suicidality, especially early in treatment or dose changes.
- Boxed warning for serotonin syndrome with other serotonergics.
- Discontinue if mania/hypomania emerges.
- Angle-closure glaucoma risk in predisposed patients.
About side effects
Trials with over 4,700 patients showed good tolerability. Nausea led to discontinuation in 5-10% at higher doses. Long-term use maintained benefits with manageable effects.
Reporting side effects
In the US, report to FDA MedWatch (1-800-FDA-1088). In UK, Yellow Card scheme. Helps track safety.
Frequently Asked Questions
Who can and cannot take vortioxetine tablets?
Adults with MDD. Avoid in children, those with hypersensitivity, or uncontrolled bipolar. Caution in elderly, liver/kidney issues.
What if someone takes too many tablets?
Overdose may cause nausea, dizziness, seizures. Seek emergency help; no specific antidote.
What if someone takes vortioxetine who shouldn’t?
Monitor for serotonin syndrome or other interactions; contact poison control.
Are vortioxetine tablets the same as other antidepressants?
No, unique multimodal serotonin action sets it apart, with pro-cognitive effects.
Will lifestyle changes help with depression?
Yes, combine with therapy, exercise, diet for best outcomes.
What if vortioxetine is not working?
Discuss dose change, switch, or augmentation with doctor after 4-8 weeks.
This article provides general information; consult a healthcare professional for personalized advice. Vortioxetine offers a valuable option for MDD, particularly for cognitive symptoms, backed by robust clinical data.
References
- Vortioxetine: A Unique Antidepressant for Major Depressive Disorder — Psychiatry Advisor. 2023. https://www.psychiatryadvisor.com/home/topics/mood-disorders/vortioxetine-a-unique-antidepressant-for-major-depressive-disorder/
- Effectiveness of Vortioxetine in Patients With Major Depressive Disorder — NIH/PMC. 2022-04-07. https://pmc.ncbi.nlm.nih.gov/articles/PMC8959350/
- Vortioxetine (Brintellix) for the Treatment of Depression — American Academy of Family Physicians (AAFP). 2015-03-01. https://www.aafp.org/pubs/afp/issues/2015/0301/p325.html
- Takeda and Lundbeck Announce FDA Approval of Brintellix — Takeda. 2013-09-30. https://www.takeda.com/en-us/newsroom/news-releases/2013/takeda-and-lundbeck-announce-fda-approval-of-brintellix-vortioxetine-for-treatment-of-adults-with-major-depressive-disorder/
- Brintellix Tablets (Vortioxetine) Approved by the FDA — American Health & Drug Benefits. 2014-03. https://www.ahdbonline.com/issues/2014/march-2014-volume-7-special-feature-fifth-annual-payers-guide-to-new-fda-approvals/brintellix-tablets-vortioxetine-approved-by-the-fda-for-the-treatment-of-major-depressive-disorder
- Vortioxetine: MedlinePlus Drug Information — MedlinePlus (NIH). Recent update. https://medlineplus.gov/druginfo/meds/a614003.html
- TRINTELLIX (vortioxetine) — Trintellix Official Site. Recent. https://us.trintellix.com
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