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Cydine Syrup 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.

Written By Dr. Lipika Khurana, PGDHHM, BDS,
Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS,
Last updated on 21 Sep 2025 | 05:53 PM (IST)
₹23.5 MRP ₹25.9910% off 
As per Ministry of Health and Family Welfare
 
 
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Cydine Syrup image
Cydine Syrup image

Product introduction

Cydine Syrup 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 sleepiness, 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 Cydine Syrup

Benefits of Cydine Syrup

Appetite stimulant
Cydine Syrup stimulates appetite by improving metabolism of the body. It works by improving liver function which boosts your digestion process and thus makes you feel hungry. This helps your body produce enough energy to carry out your daily work without feeling fatigue. Taking Cydine Syrup helps improve the nutritional status in people who suffer from malnutrition. It also helps in increase in weight and height naturally by improving the sleep pattern. You may see an improvement in your appetite after taking Cydine Syrup in few weeks.

Side effects of Cydine Syrup

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 Cydine
  • Dryness in mouth
  • Constipation
  • Sleepiness
  • Blurred vision

How to use Cydine Syrup

Take this medicine in the dose and duration as advised by your doctor. Check the label for directions before use. Measure it with a measuring cup and take it by mouth. Shake well before use. Cydine Syrup may be taken with or without food, but it is better to take it at a fixed time.

How Cydine Syrup works

Cydine Syrup is a combination of three appetite enhancers: Lysine, Cyproheptadine and Peptone.

Quick tips

  • Cydine Syrup 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

Alcohol

UNSAFE
Cydine Syrup may cause excessive drowsiness with alcohol.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Cydine Syrup may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Information regarding the use of Cydine Syrup during breastfeeding is not available. Please consult your doctor.
Driving

Driving

UNSAFE
Cydine Syrup may cause side effects which could affect your ability to drive.
Cydine Syrup may cause dizziness, sedation, and hypotension in elderly patients. This may affect your ability to drive.
Kidney

Kidney

CAUTION
Cydine Syrup should be used with caution in patients with kidney disease. Dose adjustment of Cydine Syrup may be needed. Please consult your doctor.
Liver

Liver

CAUTION
Cydine Syrup should be used with caution in patients with liver disease. Dose adjustment of Cydine Syrup may be needed. Please consult your doctor.

Fact Box

Habit Forming

No

Therapeutic Class

VITAMINS MINERALS NUTRIENTS

References

  1. 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:
  2. Combs Jr. GF, McClung JP. The Vitamins: Fundamental Aspects in Nutrition and Health. 5th ed. Westborough, MA: Academic Press; 2017.
  3. Coates PM, Betz JM, Blackman MR, et al. (Editors). Encyclopedia of Dietary Supplements. 2nd ed. Boca Raton, FL: CRC Press; 2010.
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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: Cfl Pharmaceuticals Ltd
Address: DEMPO TOWERS 5TH FLOOREDC PATTO PLAZA PANJIM GOA GA 403001 IN

Vendor Details

Country of origin: India
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