NHS Greater Glasgow & Clyde Area Drug and Therapeutics Committee
Greater Glasgow and Clyde Medicines
Medicines Update

Chlorphenamine liquid 2mg/5ml, Piriton syrup Shortages

Prescribers are advised that there is a supply problem with chlorphenamine 2mg/5ml liquid and branded Piriton® liquid. Manufacturers are currently unable to confirm when this issue will be resolved. Supply of chlorphenamine 4mg tablets is unaffected. Please consider alternative antihistamines such as cetirizine or loratadine where a liquid preparation is required.

Note: Chlorphenamine liquid is licensed for use in patients from age 1 year old; cetirizine and loratadine are licensed from age 2 years upwards.