Peritol G Liquid

Reviewed By Dr. Rajeev Sharma, MBA, MBBS

Last updated on 01 Feb 2026 | 09:51 PM (IST)

Peritol G Liquid is a combination medicine used to treat loss of appetite. It is an effective appetite stimulant. It works by reducing the effect of a chemical messenger which regulates appetite.

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General Information

Contains

Lysine (NA)+ Cyproheptadine (NA)

Marketer

Themis Medicare Ltd

Storage

Store below 30°C

The content is shown in English

Product introduction

Peritol G Liquid is taken with or without food in a dose and duration as advised by the doctor. The dose you are given will depend on your condition and how you respond to the medicine. You should keep taking this medicine for as long as your doctor recommends. Let your healthcare team know about all other medications you are taking as some may affect, or be affected by this medicine.

The most common side effects are constipation, dryness in mouth, and blurred vision. Most of these are temporary and usually resolve with time. Contact your doctor straight away if you are at all concerned about any of these side effects. It can cause dizziness, so do not drive or do anything that requires mental focus until you know how this medicine affects you. Avoid drinking alcohol while taking this medicine as it can worsen your sleepiness.

Never support self-medication or recommend your medicine to another person. Before taking it, you should tell your doctor if you have any kidney or liver diseases so that your doctor can prescribe a suitable dose for you. Pregnant or breastfeeding women should also consult their doctor.

Uses of Peritol G Liquid

Appetite stimulant

Benefits of Peritol G Liquid

Appetite stimulant
Loss of appetite can lead to poor food intake, weakness, and nutritional deficiencies. Peritol G Liquid helps increase appetite, allowing better food consumption and improved nutritional intake. This supports healthy weight gain, improves energy levels, and helps maintain overall growth and well-being.

Side effects of Peritol G Liquid

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Peritol G

Sleepiness
Dryness in mouth
Constipation
Blurred vision

How to use Peritol G Liquid

Use this medicine in the dose and duration as advised by your doctor. Check the label for directions before use. Peritol G Liquid may be taken with or without food.

How Peritol G Liquid works

Peritol G Liquid is a combination of two appetite enhancers: Lysine and Cyproheptadine. Lysine is a building block of essential proteins which improve appetite and digestion. Cyproheptadine works by reducing the effect of a chemical messenger (serotonin) in the hypothalamus, a part of the brain which regulates appetite.

Quick tips

Peritol G Liquid is prescribed to increase your appetite.
It can cause blurred vision and sleepiness, so do not drive and do not use tools or machines until you feel better.
Keep sipping water and try sucking sugar-free sweets or chewing sugar-free gum to get relief from dryness in the mouth.

Safety advice

Alcohol

UNSAFE

Do not drink alcohol while you are taking this medicine. Peritol G Liquid may cause excessive drowsiness when taken with alcohol.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Peritol G Liquid during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

UNSAFE

Peritol G Liquid is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.

Driving

UNSAFE

Peritol G Liquid may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Peritol G Liquid may cause dizziness, sedation, and hypotension in elderly patients. This may affect your ability to drive.

Kidney

CAUTION

Peritol G Liquid should be used with caution in patients with kidney disease. Dose adjustment may be needed.

Liver

CAUTION

Peritol G Liquid should be used with caution in patients with liver disease. Dose adjustment may be needed.

Frequently asked questions

Why is Peritol G Liquid prescribed?

Peritol G Liquid is typically prescribed to help stimulate the appetite. It is often recommended for individuals, including children, who have a poor appetite, are underweight, or need nutritional support to gain weight.

How long does Peritol G Liquid usually take to see an increase in appetite?

While individual results can vary, you might start to notice an increase in appetite after a few days of consistently taking Peritol G Liquid as prescribed.

Is Peritol G Liquid only for children, or can adults use it too?

Peritol G Liquid is suitable for both children and adults who need help stimulating their appetite. The syrup form of Peritol G Liquid is often convenient for children, but adults can use it as well, and the dosage will be adjusted accordingly by your doctor.

Can Peritol G Liquid help with weight gain during recovery from an illness?

Yes. Peritol G Liquid can be helpful as nutritional support during recovery from an illness. Enhancing appetite helps ensure the body gets the nutrients it needs to heal and regain strength.

Besides a poor appetite, are there other reasons a doctor might suggest Peritol G Liquid?

Doctors may also prescribe Peritol G Liquid to help manage unintentional weight loss, or in situations where appetite is suppressed by other medicines or chronic illnesses. For example, it can be used to help with weight gain for patients undergoing anti-TB or antiretroviral treatments.

Should Peritol G Liquid be given with food or on an empty stomach?

Peritol G Liquid is generally recommended to follow the specific instructions provided by your doctor, as they can vary. However, it can be taken 30 minutes before a meal.

Fact Box

Habit Forming

Therapeutic Class

VITAMINS MINERALS NUTRIENTS

References

Najib K, Moghtaderi M, Karamizadeh Z, et al. Beneficial Effect of Cyproheptadine on Body Mass Index in Undernourished Children: A Randomized Controlled Trial. Iran J Pediatr. 2014;24(6):753-758. [Accessed 26 Feb. 2020] (online) Available from:
Combs Jr. GF, McClung JP. The Vitamins: Fundamental Aspects in Nutrition and Health. 5th ed. Westborough, MA: Academic Press; 2017.

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Themis Medicare Ltd
Address: 11/12, Udyog Nagar, S. V. Road, Goregaon (W), Mumbai- 400104.

Vendor Details

Country of origin: India

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Why we need a prescription?

Peritol G Liquid

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General Information

Contains

Marketer

Storage

Product introduction

Uses of Peritol G Liquid

Benefits of Peritol G Liquid

Side effects of Peritol G Liquid

How to use Peritol G Liquid

How Peritol G Liquid works

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Frequently asked questions

Why is Peritol G Liquid prescribed?

How long does Peritol G Liquid usually take to see an increase in appetite?

Is Peritol G Liquid only for children, or can adults use it too?

Can Peritol G Liquid help with weight gain during recovery from an illness?

Besides a poor appetite, are there other reasons a doctor might suggest Peritol G Liquid?

Should Peritol G Liquid be given with food or on an empty stomach?

Fact Box

Habit Forming

Therapeutic Class

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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