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Riz Ls Tablet

10 Tablet(s) in Strip
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Riz Ls Tablet Description

Riz Ls Tablet treats schizophrenia and bipolar disorder. Schizophrenic patients experience hallucinations, delusions, and extremely disordered thinking and behaviour, impairing daily functioning and

disabling. Riz Ls Tablet is also used to treat autism-associated irritability. Riz Ls Tablet is a combination medicine that contains Risperidone and Trihexyphenidyl (Benzhexol Hydrochloride) as the active ingredients. It functions by affecting specific chemical messengers that improve mood, thoughts, and behaviour. Riz Ls Tablet should be taken in dosage and duration as advised by your doctor. Do not stop taking this medicine suddenly without consulting your doctor, as it can cause clinical worsening of your condition or may lead to withdrawal symptoms.


Product Summary

Offer Price₹49.82
You Save₹3.18 (6% on MRP)
ContainsRisperidone(2.0 Mg) + Trihexyphenidyl / Benzhexol Hydrochloride(2.0 Mg)
UsesSchizophrenia, Bipolar disorder, Autistic Disorder
Side effectsSleepiness, Dizziness, Anxiety, Abdominal pain, Dry mouth, Akathisia, Dystonia, Tremors
Check more medicines with composition as Risperidone(2.0 Mg) + Trihexyphenidyl / Benzhexol Hydrochloride(2.0 Mg)

Uses of Riz Ls Tablet

  • As per CDSCO and USFDA, the Riz Ls Tablet is used in the following:
  • Treatment of Schizophrenia
  • Treatment of Mania in Bipolar disorder
  • Treatment of irritability associated with autistic disorder

Contraindications of Riz Ls Tablet

  • If you are allergic to any active or inactive components of the Riz Ls Tablet
  • If you are experiencing sudden mood changes or suicidal ideation
  • If you have low blood pressure (hypotension)
  • If you have had a stroke or are at high risk of having a stroke
  • If you have Parkinson's disease or dementia
  • If you have diabetes or epilepsy
  • If you have heart disease
  • If you have kidney or liver problems
  • If you have prostate or bladder problems
  • If you have respiratory issues

Side effects of Riz Ls Tablet

  • Sleepiness
  • Anxiety
  • Abdominal pain
  • Dry mouth
  • Tremors (uncontrolled rhythmic movement in one part of the body)
  • Dystonia (twisting & repetitive movements)
  • Akathisia (restlessness & urge to move)

Precautions and Warnings of Riz Ls Tablet



Can I take Riz Ls Tablet during pregnancy?
No, the Riz Ls Tablet poses a risk and is unsafe for the growing baby. Pregnant women should take this medicine only if prescribed by the doctor. Consulting your doctor before taking this medicine is essential, so do not self medicate.

Breast Feeding

Can I take Riz Ls Tablet while breastfeeding?
Riz Ls Tablet can be unsafe during breastfeeding. It may get excreted into breast milk and can affect the baby. Consult your doctor and discuss the potential risks and benefits of this medicine. Your doctor may advise you to discontinue breastfeeding for a while or prescribe low doses if you continue breastfeeding.


Can I drive if I have taken Riz Ls Tablet?
Riz Ls Tablet may cause side effects that affect your driving ability. It may decrease alertness, affect your vision, and make you feel dizzy and lightheaded. If you are experiencing these side effects after taking this medicine, you should avoid driving.


Can I consume alcohol with the Riz Ls Tablet?
Do not consume alcohol with Riz Ls Tablet, as it increases the severity of side effects like dizziness, drowsiness, lethargy, blurred vision, liver injury, etc. It also worsens the symptoms for which you are taking this medicine.

Other General Warnings

Talk to your doctor if
  • You have any allergic reactions after taking the Riz Ls Tablet
  • You experience any severe side effects
  • Your symptoms do not improve, or there is worsening of your condition
  • You have trouble breathing or talking
  • You have any previous mild liver or kidney conditions; this medicine may need a dose adjustment
  • You have withdrawal symptoms like agitation, nausea, tremor, sweating, and confusion
  • You are using any ayurvedic or herbal medicines, vitamins, and other health supplements

Mode of Action of Riz Ls Tablet

How Does It Work?

Riz Ls Tablet is a combination medicine that contains Risperidone -2 mg and Trihexyphenidyl (Benzhexol Hydrochloride)-2 mg as the active ingredients. Risperidone belongs to the antipsychotic class of...
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Directions for Use of Riz Ls Tablet

  • Take the Riz Ls Tablet as prescribed by the doctor
  • The medicine can be taken with or without food or as prescribed
  • Take this medication on a regular schedule, preferably at the same time every day
  • Consume the tablet whole with a glass of water. Do not break/crush the tablet or chew this medicine
  • Do not take this tablet with other medications without consulting your doctor
  • Don’t stop taking this medication suddenly, as it may lead to withdrawal side effects
  • Do not consume if the package has been opened
  • Don’t exceed the dosage, even if you cannot feel its effects

Interactions of Riz Ls Tablet

Interactions with other medicines

  • Talk to your doctor about all the medications that you are taking (prescription, non-prescription medications, herbal products, and nutritional supplements) or planning to take as there is a chance of...
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  • Many medicines can interact with Riz Ls Tablet, making it less effective or increasing side effects. This includes
  • Anxiety medicines, such as diazepam, clonazepam, chlordiazepoxide, alprazolam, and lorazepam. You may experience sedation and drowsiness
  • Blood pressure-lowering medicine, such as amlodipine, lisinopril, losartan, or metoprolol. You may have low blood pressure
  • Pain killers, such as morphine, oxycodone, fentanyl, hydrocodone, tramadol, and codeine. The interaction may cause more sedation and drowsiness
  • Anti-Parkinson’s medicines such as levodopa. The effect of levodopa may be reduced
  • Interaction with Antifungal medications like itraconazole and ketoconazole can reduce its effects
  • Interaction with Antidepressants or mood-elevating medicines like fluoxetine and desipramine leads to increased blood levels of Risperidone and causes increased side effects.

Storage and disposal of Riz Ls Tablet

Store Riz Ls Tablet away from sunlight in a cool and dry place. Ensure the medication is out of reach from children and pet animals. Keep your tablets in the pack until it is time to take them. Do no...
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Dosage of Riz Ls Tablet


Riz Ls Tablet overdose can result in symptoms like sedation, fast pounding, irregular heartbeat, hypotension, fainting, dizziness, and seizures. If you experience any of the above symptoms or think yo...
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Missed a Dose

If you miss a dose of the Riz Ls Tablet, take it at the earliest. If it's already time to take the next scheduled dose, skip the missed dose and take the next dose. Do not double dose. Do not take bot...
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Content Details


Dr. Zishan Ahmad

Final year MBBS Student


Dr. Vijay Y

MBBS, MD in Clinical Pharmacology

Frequently Asked Questions (FAQs)


Q: How much time does the Riz Ls Tablet take to show its desired effect?

A: It takes around 4-6 weeks for Riz Ls Tablet to show its effect clinically. However, the results are seen within one to two weeks. Stay in touch with your doctor during the first few weeks of starting this treatment.

Q: Can I discontinue the Riz Ls Tablet on my own after I feel improvement in my symptoms?

A: No, suddenly stopping the consumption of Riz Ls Tablet causes withdrawal symptoms like confusion, depression, nervousness or irritability, diarrhoea, vomiting, and sweating. Consult your doctor before stopping the consumption of the Riz Ls Tablet, as doses need to be tapered slowly to avoid undesirable side effects.

Q: Does taking a Riz Ls Tablet cause weight gain?

A: Yes, Riz Ls Tablet contains Risperidone that can make you feel more hungry than usual. Thus, this medicine may lead to weight gain. Eating healthy and exercising is important when consuming the pill.
Product Details
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Last Updated on: 15 Mar 2022 | 09:44 AM (IST)
The information provided herein is supplied to the best of our abilities to make it accurate and reliable as it is published after a review by a team of professionals. This information is solely intended to provide a general overview on the product and must be used for informational purposes only. You should not use the information provided herein to diagnose, prevent, or cure a health problem. Nothing contained on this page is intended to create a doctor-patient relationship, replace or be a substitute for a registered medical practitioner's medical treatment/advice or consultation. The absence of any information or warning to any medicine shall not be considered and assumed as an implied assurance. We highly recommend that you consult your registered medical practitioner for all queries or doubts related to your medical condition. You hereby agree that you shall not make any health or medical-related decision based in whole or in part on anything contained in the Site. Please click here for detailed T&C.
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