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Sizodon 4mg Tablet

10 Tablet(s) in Strip
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Sizodon 4 MG Description

Sizodon is a prescription medication. It is an anti-psychotic used in the treatment of schizophrenia. The active component of Sizodon is Risperidone. Schizophrenia is a disorder where patients have a

n altered perception of reality, affecting how they feel, think, and behave. They can present with hallucinations, delusions, altered perceptions, mood changes, disorderly thinking: all of which can be debilitating. There are certain chemical messengers (neurotransmitters) and pathways in the brain that are thought to produce the symptoms of schizophrenia, two being serotonin and dopamine. Anti-psychotic medications primarily decrease this process, thereby producing relief from symptoms. This medication should be taken in the dose and duration prescribed by a medical professional. Starting or stopping the tablet suddenly can cause side effects.


Product Summary

Offer Price₹73.47
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ContainsRisperidone(4.0 Mg)
UsesTreatment of schizophrenia, acute manic episodes in bipolar disorder, autism-associated irritability
Side effectsWeight gain, sedation, dizziness, constipation, nausea, anxiety, fall in BP, extrapyramidal symptoms, which include increased muscle tone, abnormal jerky involuntary movements, Parkinsonism features.
Check more medicines with composition as Risperidone(4.0 Mg)

Uses of Sizodon 4 MG

  • As per FDA,
  • Treatment of schizophrenia in 13-17 years of age and adults
  • Alone (or with lithium or valproate) for treatment of acute manic or mixed episodes (short-term) in patients having Bipolar Disorder in adults
  • For the treatment of manic episodes in children and adolescents (10-17 years of age)
  • Treatment of irritability in children and adolescents ( 5-16 years of age) with autistic disorder

Contraindications of Sizodon 4 MG

  • Hypersensitivity to Risperidone or any other components in this medication.
  • There is a black-box warning for increased risk of stroke and death when used in elderly patients with psychosis associated with degenerative brain conditions.
  • This medicine should be used with caution in patients with underlying cardiovascular diseases as they can be at increased risk of an adverse event.
  • This medication can cause a decrease in normal blood cell counts.

Side effects of Sizodon 4 MG

  • Sedation,
  • Dizziness,
  • Weight gain,
  • Increased appetite,
  • Nausea & vomiting,
  • Abdominal pain,
  • Constipation,
  • Increase sugar levels in people with diabetes,
  • Abnormal heart rhythms,
  • Anxiety, restlessness (Akathisia)

Precautions and Warnings of Sizodon 4 MG



Can I take Sizodon during pregnancy?
Sizodon is considered unsafe during pregnancy. Consult your doctor for more information. Inform your doctor regarding your pregnancy/ intention to conceive.

Breast Feeding

Can I take Sizodon while breastfeeding?
Sizodon is considered unsafe during breastfeeding as it is excreted in breast milk. Consult your doctor for more information.


Can I drive if I have taken Sizodon?
Driving and use of heavy machinery while using this medication is not recommended as it cause dizziness, agitation, blurred vision and sedation.


Can I consume alcohol with the Sizodon?
Consuming alcohol with this medication can cause serious side effects like seizures, sedation, hallucinations and coma. It is strictly contraindicated.

Other General Warnings

Talk to your doctor if
  • You have a history of seizures or are taking any medications that are known to decrease seizure potential.
  • You witness sudden changes in mood or worsening of symptoms of schizophrenia.
  • Inform your doctor about any other medications you take alongside Sizodon to rule out any debilitating drug interactions.

Mode of Action of Sizodon 4 MG

How Does It Work?

In disorders such as schizophrenia, chemical messengers (neurotransmitters) in the brain called dopamine and serotonin are indicated. Increased dopamine action is hypothesised to cause the symptoms of...
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Directions for Use of Sizodon 4 MG

  • Sizodon tablet should be taken as prescribed by a medical professional.
  • This medication should preferably be taken at the same time every day for best results.
  • Swallow Sizodon medication as a whole. Don’t crush, chew or break this tablet.
  • The complete course of this medication should be taken as prescribed by your treating doctor. Abrupt stoppage of the medication can cause withdrawal side effects. Consult your doctor before stopping t...
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Interactions of Sizodon 4 MG

Interactions with other medicines

  • Certain medications that increase the metabolism of Sizodon result in lower blood levels, such as carbamazepine.
  • Fluoxetine, paroxetine, and other enzyme inhibitors increase plasma concentrations of Risperidone.
  • This medication should not be taken with certain medications like quinidine, procainamide, sotalol, pimozide, pentamidine, ibutilide as it can cause irregularities in heart rhythms.
  • This medication should not be used with alcohol or other CNS depressants.
  • Clozapine decreases the excretion of Risperidone.
  • Cimetidine and ranitidine increase the amount of active drug concentration of Risperidone.
  • This medication should not be taken with Levodopa which is used to treat Parkinsonism, as it decreases the efficacy of levodopa.
  • Concomitant use with BP-lowering medications can cause severe reduction of BP.

Interactions with food items

  • This medication does not have any specific food interactions.

Storage and disposal of Sizodon 4 MG

Store Sizodon in a cool and dry place away from sunlight and moisture. Keep the tablets away from children and pets. Don’t flush the medication down the toilet. Dispose of the tablet after the date of...
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Dosage of Sizodon 4 MG


Overdose with Risperidone can cause symptoms like lethargy, spasms, increased or decreased heart rate, and seizures, with severe symptoms like drowsiness, sedation, severe fall in BP, heart rhythm abn...
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Missed a Dose

In case of a missed dose, it is advised to take it as soon as you remember. If it’s almost time for the next dosage, it’s recommended to skip the missed dose and return to the regular schedule. Don’t ...
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Content Details


Dr. Bhavika Shah

MBBS, MD (Dermatology), DNB (Dermatology)

Frequently Asked Questions (FAQs)


Q: I want to stop taking the Sizodon tablet. What should I do?

A: To stop this Sizodon, consult your doctor. Sudden stoppage of this medication can cause withdrawal side effects. The medication has to be stopped by gradually reducing the dose as advised by the doctor.

Q: Since I started taking Sizodon, I have felt more anxious. Is this normal?

A: Discuss any side effects after using the medicine with the prescribing doctor. Sizodon is known to cause anxiety in users.

Q: I feel very stiff after using the Sizodon tablet. Is this a side effect of taking this tablet?

A: Discuss any side effects after using the medicine with the prescribing doctor. Sizodon is known to cause muscle stiffness, increased muscle tone and similar extra-pyramidal side effects in users.
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Last Updated on: 21 Mar 2022 | 10:52 AM (IST)
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