rxstat › Classes › Antihistamines For Systemic Use

Antihistamines For Systemic Use: shortage status in Canada

5 of the 9 antihistamines for systemic use rxstat tracks are currently in shortage in Canada. When one drug in a class is short, demand often shifts to its alternatives, so related drugs can tighten too; each page below shows which manufacturers are affected and the latest recovery estimates.

Bilastine Partial shortage 1 of 2 reported products affected Cetirizine (Extra Strength Allergy Relief) Partial shortage 1 of 15 reported products affected Diphenhydramine (Unisom Sleepgels Extra Strength) Partial shortage 2 of 9 reported products affected Doxylamine Pyridoxine Partial shortage 1 of 2 reported products affected Ketotifen Partial shortage 1 of 1 reported products affected Ketotifen (Zaditor) Shortage anticipated 0 of 3 reported products affected Loratadine No current shortage Rupatadine No current shortage Trimeprazine (Panectyl) Discontinued 0 of 2 reported products affected

Guides: what to do when your medication is in shortage · how to read these statuses

Class groupings follow the WHO ATC classification in Health Canada's reports. Data reflects manufacturer mandatory filings; see methodology.