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Molecule Description

Cyproheptadine is an anti-allergic medicine. It is used for the treatment of seasonal allergies like skin rash, cough, runny nose, watery eyes, sneezing and congested nose and for allergic conditions of skin.
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Uses of Cyproheptadine

  • Allergic symptoms like skin rash, watery eyes and other allergic symptoms.
  • Treat rhinitis showing symptoms like sneezing, runny or congested nose.

Contraindications of Cyproheptadine

When should one not use Cyproheptadine

  • Narrow angle glaucoma
  • Peptic ulcer
  • Increased size of the urinary bladder
  • Not being able to empty bladder completely
  • Bladder neck obstruction
  • Bronchial asthma
  • Hyperthyroidism
  • Heart diseases

Side effects of Cyproheptadine

Common side effects of this drug are:

  • Dry mouth, nose, and throat
  • Drowsiness and dizziness
  • Nausea
  • Chest congestion
  • Headache
  • Muscle weakness
  • Visual disturbances

Precautions and Warnings of Cyproheptadine


Can I take Cyproheptadine during pregnancy?
This drug is considered safe for use in pregnancy. This medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.

Breast Feeding

Can I take Cyproheptadine while breastfeeding?
It reduces the secretion of breast milk in lactating mothers and hence, it must be avoided


Can I drive if I have consumed Cyproheptadine?
This medicine may cause drowsiness or dizziness or sometimes blurred vision. Do not drive unless you feel well.


Can I consume alcohol with Cyproheptadine?
Taking this medicine with alcohol may lead to cause excessive drowsiness and calmness.

Other General Warnings

Talk to your doctor if
Liquid preparations may contain alcohol or sugar. Take precaution if you have diabetes mellitus, liver disease, or any other condition which requires you to limit or avoid these substances in your diet. Inform your doctor for using this product safely.
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Mode of Action of Cyproheptadine

How Does It Work?

Cyproheptadine belongs to a class of histamine blockers and blocks the release of histamine which is the cause of allergic symptoms like itching or runny nose or skin rash etc.

Interactions of Cyproheptadine

Interactions with other medicines

It has interactions with drugs causing drowsiness like other antihistaminics, drugs for sleep disorders or anxiety, muscle relaxants and narcotic pain relievers. Cyprohpetadine will increase the side effects of these drugs causing more drowsiness.
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Dosage of Cyproheptadine


Overdose of this medicine, may lead to result in hallucinations, depression, convulsions, respiratory and cardiac arrest, and death, particularly in infants and young children. Antihistamines may reduce mental alertness, particularly in young children, they may occasionally lead to produce excitation. Inform your doctor immediately incase of overdose.
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Missed a Dose

Take the missed dose as early as you remember. Skip the missed dose & do not take extra medicine due to missed dose.

Content Details


Dr. Ritu Budania

MBBS, MD (Pharmacology)

Frequently Asked Questions (FAQs)


Q: What should I discuss with my healthcare provider before taking cyproheptadine?

A: Give a detailed account of your medical and surgical history. The doctor should also know about other health supplements like herbal medications, nutritional supplements and any other medicines you may be taking before starting this medication.

Q: What should I know regarding storage of medication?

A: Cyproheptadine is to be stored in a cool and dry place away from light, heat and moisture. Keep all medications away from children and pets.

Q: What are the precautions should I take while on this medicine?

A: The dosage regimen of the medicine should be followed regularly. Any dose miscalculation will have severe effects.

Q: In which eye problem should the medicine be avoided?

A: It should be avoided in patients suffering from Narrow angle glaucoma because it will increase the internal pressure of the eye causing blurring of vision and dry eyes.
Last Updated on: 05 Oct 2020 | 10:47 PM (IST)

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The information provided herein is accurate, updated and complete as per the best practices of the Company. Please note that this information should not be treated as a replacement for physical medical consultation or advice. We do not guarantee the accuracy and the completeness of the information so provided. The absence of any information and/or warning to any drug shall not be considered and assumed as an implied assurance of the Company. We do not take any responsibility for the consequences arising out of the aforementioned information and strongly recommend you for a physical consultation in case of any queries or doubts. Please click here for detailed T&C.
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