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Largactil Injection

2ml Injection
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Largactil Injection Description

Largactil Inj aids in the treatment of schizophrenia, other psychosis (mental disorders) such as anxiety, dangerously impulsive behaviour, agitation, paranoia (delusions and feeling extremely nervous

), and mania (overactive behaviour). Largactil Inj is also prescribed for managing intractable hiccups, nausea, and autism (learning and communication difficulties). Chlorpromazine is the active ingredient of Largactil inj. Schizophrenia is a mental disorder wherein a person experiences hallucinations(seeing things that are not there), delusions(beliefs contrary to reality), and extremely disordered behaviour and thinking. Anxiety disorder is a mental health condition in which a person experiences extreme feelings of fear and worry that interferes with their day-to-day life. Largactil Inj should be administered by a healthcare professional. Do not self-administer. Your doctor will decide on the suitable dose of Largactil Inj based on your health and medical history. When on Largactil Inj, do not take any other medications without speaking to your doctor.


Product Summary

Offer Price₹18.70
You Save₹3.30 (15% on MRP)
UsesSchizophrenia, Anxiety, Dangerously impulsive behaviour, Agitation, Paranoia, Mania, Intractable hiccups, Nausea, Autism
Side effectsDry mouth, Abnormal movements, Rigid muscles, Constipation, Urine retention
Check more medicines with composition as Chlorpromazine

Uses of Largactil Injection

  • Largactil Inj is used in,
  • Treatment of schizophrenia
  • Treatment of anxiety,
  • Treatment of dangerously impulsive behaviour and agitation
  • Treatment of paranoia and mania
  • Treatment of intractable hiccups and nausea
  • Treatment of autism

Contraindications of Largactil Injection

  • If you have an allergy to the active or inactive components of Largactil Inj.
  • If you are taking antidepressants (medicines that fight depression), such as MAOI (Monoamine Oxidase Inhibitors), for example, rasagiline.

Side effects of Largactil Injection

  • Dry mouth
  • Abnormal movements
  • Rigid muscles
  • Constipation
  • Urine retention

Precautions and Warnings of Largactil Injection



Can I take Largactil Inj during pregnancy?
Largactil Inj is unsafe in pregnancy. Research on animal subjects showed the harmful effects of Largactil Inj on the developing baby. Inform the doctor about your pregnancy or intention to conceive at the time of consultation.

Breast Feeding

Can I take Largactil Inj while breastfeeding?
Largactil Inj is unsafe during breastfeeding. Largactil passes through the breast milk and may harm the baby. Inform the doctor about your breastfeeding status at the time of consultation.


Can I drive if I have taken Largactil Inj?
Largactil Inj can cause side effects such as decreased alertness, drowsiness, and dizziness. Largactil Inj could also affect your vision. As such side effects affect your ability to drive, you should avoid driving when you are on Largactil Inj. It is also unsafe to operate heavy machinery or do anything that requires clear focus. It is advisable to avoid these activities at least till you understand how your body responds to the medicine.


Can I consume alcohol with the Largactil Inj?
It is firmly advised to not consume alcohol when you are on treatment with Largactil Inj. Alcohol can increase the adverse effects and their severity.

Other General Warnings

Talk to your doctor if
  • You experience allergic reactions to Largactil Inj such as difficulty breathing, rashes, itching, bluish skin colour, swelling of face, tongue, or throat. Contact your doctor or the emergency medical ...
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  • You experience involuntary (unintentional) muscle movements when you are on Largactil Inj treatment. Your doctor might need to intervene.
  • You have liver disease.
  • You have heart disease.
  • You have kidney disease. Close monitoring is essential when you are taking Largactil Inj if you have kidney disease.
  • You have thyroid disease.
  • You have epilepsy(fits).
  • You have Parkinson’s disease (nerve disease).
  • You have diabetes (high blood sugar levels). You need to monitor your blood sugar levels regularly when you are on Largactil Inj.
  • You conceive during the course of treatment.

Mode of Action of Largactil Injection

How Does It Work?

The active component of Largactil Inj is chlorpromazine. It blocks the action of dopamine, a chemical messenger in your brain. Thus, Largactil Inj acts on your central nervous system and helps restore...
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Directions for Use of Largactil Injection

  • Largactil Inj must be administered by a healthcare professional. Do not self-administer.
  • Keep track of your appointments for Largactil, do not miss your doses. It will ensure a consistent level of Largactil Inj in your body.
  • Do not stop Largactil Inj without speaking to your doctor. It could worsen your symptoms.
  • When it is the right time, your doctor might gradually reduce the dosage of Largactil Inj before stopping the medicine.

Interactions of Largactil Injection

Interactions with other medicines

  • To avoid adverse effects associated with medicine interaction, it is important to inform the doctor about all medicines and health supplements you are currently taking.
  • Largactil Inj is known to interact with the following medicines:
  • Seek medical advice if you are on medicines that fight fungal infection, such as fluconazole, itraconazole, or clotrimazole. Taking Largactil Inj when you are on antifungals (fungal infection medicine...
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  • Seek medical advice if you are on antidepressants (medicines that fight depression), such as MAOI (Monoamine Oxidase Inhibitors), for example, rasagiline, selegiline, moclobemide, etc. Taking Largacti...
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Interactions with food items

  • There are no known interactions of Largactil Inj with food. A regular diet can be continued unless advised otherwise by the doctor.

Storage and disposal of Largactil Injection

Store Largactil Inj in a cool and dry place below 30°C, away from the reach of children and pets at home. Keep it away from direct sunlight and heat sources. To dispose of Largactil Inj, hand it over ...
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Dosage of Largactil Injection


If you suspect an overdose of Largactil Inj, contact your doctor immediately or rush to the nearest emergency department. The symptoms of a Largactil Inj overdose are dry mouth, feeling restless, bl...
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Missed a Dose

If you missed your appointment for Largactil Inj, talk to your doctor and visit the hospital as soon as you remember. Try to keep track of your appointments for Largactil Inj. It will avoid missed do...
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Content Details


Dr. Vijay Y

MBBS, MD in Clinical Pharmacology

Frequently Asked Questions (FAQs)


Q: I have pain at the site of Largactil Inj. Is it normal?

A: Yes. Some people experience pain, swelling, and redness at the site of Largactil Inj. It is normal and disappears within some time. If it does not go away or bothers you, speak to your doctor.

Q: Is Largactil Inj addictive?

A: No. Largactil Inj is not a habit-forming medicine. However, it is necessary to strictly follow your doctor’s advice. Never self-medicate or skip a dosage.

Q: Largactil Inj is making me feel dizzy. How should I deal with it?

A: Largactil Inj might cause dizziness, especially in the beginning. Try to get up slowly. Suddenly getting up from the sleeping or sitting position can make you dizzy.
Product Details
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Last Updated on: 25 Apr 2022 | 11:29 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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