Abell said Ashcroft's surgery was performed as a preventive measure to reduce the risk of recurrent pancreatitis.

CNN: Ashcroft remains in intensive care

Moreover, they are regularly mixed into animal feed as a preventive measure and to enhance growth (by up to 5%).

CNN: FIGHTING SUPERBUGS

Laxminarayan emphasized the importance of seasonal flu vaccines as a preventive measure against both illness and unnecessary prescribing and consumption of antibiotics.

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Without such a protective drug, women who have the gene can either watch and wait or have their breasts removed as a preventive measure.

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As a preventive measure, it has proved astoundingly effective.

FORBES: Old Breast Cancer Drug Brings in New Money

If they knew of the decision by Barnard, who went to the doctor with no symptoms of any illness, they would have approved of her choice not to take hormone therapy as a preventive measure.

FORBES: Hormone Replacement Therapy Still Troubling Women