Cyproheptadine Hydrochloride

1 What is Cyproheptadine Hydrochloride?

Generic: Cyproheptadine Hydrochloride

Brand name:

Cyproheptadine Hydrochloride.

Cyproheptadine Hydrochloride is a drug used in treating perennial and seasonal allergic rhinitis, vasomotor rhinitis, allergic conjunctivitis due to inhalant allergens and foods and mild or uncomplicated allergic skin manifestations of urticaria and angioedema. It may also alleviate allergic reactions to blood or plasma, cold urticarial, dermatographism and symptoms of anaphylactic reactions.

This drug is available as a tablet containing cyproheptadine hydrochloride 4 milligrams.


You should read the product information leaflet before using this medication. If you have any questions, ask your doctor or pharmacist.

This medication should be taken by mouth as instructed by your doctor. Do not crush or chew the drug because it may diminish its effects. This medication should be taken with a full glass of water unless your doctor tells you otherwise. You should swallow the drug whole.

Your dosage is based on your medical condition and the way you will respond to treatment. Take this drug regularly to experience the most benefits. You should also take this drug at the same time each day.

If you miss a dose, use it as soon as you remember. Continue to use it as prescribed by your doctor or as stated on the package label.


Cyproheptadine Hydrochloride may interact with medications such as:

  • Anticholinergic drugs (e.g., atropine, scopolamine)
  • Antispasmodic drugs (e.g., belladonna alkaloids, dicyclomine, oxybutynin)
  • Certain drugs for Parkinson's disease (e.g., benztropine, trihexyphenidyl)
  • MAO inhibitors (isocarboxazid, linezolid, methylene blue, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine)
  • SSRI antidepressants (e.g., fluoxetine, citalopram)
  • Anti-seizure drugs (e.g., carbamazepine)
  • Medicine for sleep or anxiety (e.g., alprazolam, diazepam, zolpidem)
  • Muscle relaxants
  • Narcotic pain relievers (e.g., codeine)
  • Psychiatric medicines (e.g., chlorpromazine, risperidone, amitriptyline, trazodone)

Side Effects:

There are no side effects known aside from a possible allergic reaction in people who have previous or unknown hypersensitivity to the drug.

Watch out for signs of allergic reactions such as:

  • Rash
  • Itching
  • Swelling


Before taking this medication, tell your doctor or pharmacist if you have the following: