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28 March 2019 – The Health Sciences Authority (HSA) has recalled three brands of high blood pressure medicine which contain losartan – Losartas, Losagen and Hyperten.  Seven other brands of losartan medicine approved in Singapore are not affected by the recall.

The brand that the National University Heart Centre, Singapore (NUHCS) carries is Losartas (refer to images below).
There is no immediate health risk associated with taking the affected brands of medicine. You are strongly advised to continue taking your medicine until you are informed by the hospital to stop or switch to suitable alternatives.
If your clinic appointment is before 1 July 2019, please keep to it. Your doctors will advise you further, including switching to suitable alternative medicines if appropriate, at the consultation.

If your clinic appointment is scheduled on or after 1 July 2019, we will contact you within the next two weeks (by 11 April 2019) for an earlier consultation or medication review.
For more information on the recall, please visit or or refer to the following:

For enquiries, please call +65 6772 7997 or email

Images of Losartas Tablet (carried by NUHCS):