Patients taking Accupril should contact their doctor or pharmacist to see if they have the recalled medication.

If you have the recalled tablets, consult with your doctor about alternative treatment options, Pfizer said.

Uncontrolled high blood pressure (hypertension) can lead toheart disease and stroke.

In March, Pfizer recalled some batches ofother blood pressure medicationsfor the same reason.

Read more:How to Survive a Heart Attack