Prescription requiredAntipsychotic

Amisant OD 400 Tab — Side Effects & Warnings

Known side effects of Amisant OD 400 Tab include Sleepiness, dizziness, insomnia, anxiety, constipation, nausea, dry mouth, weight gain, increased prolactin (breast tenderness/galactorrhoea, menstrual changes, sexual dysfunction), tremor, rigidity/e.... Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026

Common Side Effects

Sleepiness
dizziness
insomnia
anxiety
constipation
nausea
dry mouth
weight gain
increased prolactin (breast tenderness/galactorrhoea
menstrual changes
sexual dysfunction)
tremor
rigidity/extrapyramidal symptoms

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

Prescription-only antipsychotic. May cause drowsiness—avoid driving/operating machinery until you know the effect. Risk of QT prolongation/arrhythmias; use caution in heart disease, electrolyte imbalance, bradycardia, or with other QT-prolonging drugs. Can cause neuroleptic malignant syndrome (fever, rigidity, confusion)—seek urgent care. May cause tardive dyskinesia and extrapyramidal symptoms. Increases prolactin; caution in breast cancer or prolactin-dependent tumors. Use caution in elderly (especially dementia-related psychosis), liver/kidney impairment (dose adjustment in renal impairment), and seizure disorders. Monitor weight, glucose/lipids where appropriate.

Drug Interactions

Amisant OD 400 Tab may interact with the following:

Alcohol and other CNS depressants (increased sedation)
QT-prolonging medicines (e.g.
amiodarone
sotalol
quinidine
certain antibiotics like macrolides/fluoroquinolones
certain antifungals
tricyclics)
other antipsychotics
levodopa/dopamine agonists (antagonistic effect)
antihypertensives (additive hypotension)
medicines causing low potassium/magnesium (e.g.
diuretics) increasing QT risk
strong CYP interactions are less prominent but clinical monitoring advised.

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Use with caution / Consult doctor (use only if benefits outweigh risks; newborn may have withdrawal/EPS if exposed late in pregnancy)

Alcohol Interaction

Avoid (can increase drowsiness and impair judgement)

Habit Forming

Storage

Store below 25°C in a dry place, protected from moisture and direct light. Keep in original blister pack and out of reach of children.

Amisant OD 400 Tab — Safety Summary

Composition: Amisulpride (400mg)
Prescription: Required (Rx)
Pregnancy: Use with caution / Consult doctor (use only if benefits outweigh risks; newborn may have withdrawal/EPS if exposed late in pregnancy)
Alcohol: Avoid (can increase drowsiness and impair judgement)
Habit forming: No

Amisant OD 400 Tab — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.

Amisant OD 400 Tab — Side Effects & Warnings

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026