Pharmacy on Web

28 January 2010

GSK is recalling batch 35222 of Marevan 3mg tablets because of a manufacturing problem that could have resulted in the amount of warfarin in the tablet possibly being more than the labelled amount in some tablets, some warfarin 3mg tablets appears to be larger in size than normal.

Medsafe and GlaxoSmithKline (GSK), are recalling all Marevan (warfarin) 3mg tablets dispensed since November 23 last year due to the manufacturing error. Warfarin is anti-coagulant treatment used to help prevent blood clots.

Pharmacy staff are asked to immediately quarantine all stock of this batch.New stock of a different batch number is available now from wholesalers.

All patients dispensed Marevan 3mg since 23 November 2009 will be asked, by public notice and by contact from pharmacies, to return all their Marevan 3mg tablets (irrespective of batch) which will be replace with the same number of tablets from a new batch. 

If you or one of your patients finds a Marevan 3mg tablet that appears to be larger in size than normal, please contact GSK immediately on 0800 696 308.

Patients on warfarin 3mg are advise to check if they have signs of abnormal bleeding, bruising or other symptoms of warfarin overdose, and to contact their doctor or clinic if further INR testing or a clinical assessment is required.