Cyproheptadinedrug info
cyproheptadine hydrochloride 0.4 MG/ML Oral Solution
What it is used for
Perennial and seasonal allergic rhinitis Vasomotor rhinitis Allergic conjunctivitis due to inhalant allergens and foods Mild, uncomplicated allergic skin manifestations of urticaria and angioedema Amelioration of allergic reactions to blood or plasma Cold urticaria Dermatographism As therapy for anaphylactic reactions adjunctive to epinephrine and other standard measures after the acute manifestations have been controlled.
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective October 21, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
Description
Each 5 mL (one teaspoonful) contains: Cyproheptadine Hydrochloride 2 mg nactive ingredients: Alcohol 5%, citric acid, D&C Yellow #10, flavors, purified water, sodium citrate, sorbic acid (0.1% as preservative) and sucrose. Cyproheptadine Hydrochloride is an antihistaminic and antiserotonergic agent. Cyproheptadine hydrochloride is a white to slightly yellowish, crystalline solid, with a molecular weight of 350.88, which is slightly soluble in water, freely soluble in methanol, sparingly soluble in ethanol, soluble in chloroform and practically insoluble in ether. It is the sesquihydrate of 4-( 5H -Dibenzo [ a,d ]cyclohepten-5-ylidene)-1-methylpiperidine hydrochloride. The molecular formula of the anhydrous salt is C 21 H 21 N
HCl and the structural formula of the anhydrous salt is: "Image Description"
Text above is quoted in full from the FDA-approved drug label published by openFDA, effective October 21, 2025. Matched to this product by RxNorm code. Cross-references to other sections of the full prescribing information have been removed, since they point to a document not shown here. Nothing else is changed: no sentence is shortened, reworded or summarised.
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