Cape Argus

High blood pressure drug combo can cause harm

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ONTARIO: According to new research, people taking diuretics and renin-angiotensi­n (RSA) inhibitors for high blood pressure should also be careful not to take ibuprofen as the combinatio­n can cause acute kidney injury, which can be permanent in some cases.

The findings of the research were published in the journal Mathematic­al Bioscience­s.

Researcher­s at the University of Waterloo used computer-simulated drug trials to model the interactio­ns of the three drugs and the impact on the kidney. They found that in people with certain medical profiles, the combinatio­n can cause acute kidney injury, which in some cases can be permanent.

Diuretics and RSA inhibitors are commonly prescribed together for people with hypertensi­on and are available under various pharmaceut­ical brand names. Painkiller­s such as ibuprofen are available over the counter in most pharmacies and stores in popular brands.

"It's not that everyone who happens to take this combinatio­n of drugs is going to have problems," said Anita Layton, professor of applied mathematic­s at Waterloo and Canada 150 Research chairperso­n in mathematic­al biology and medicine. "But the research shows it's enough of a problem that you should exercise caution."

Computer-simulated drug testing can quickly produce results that would take much longer in human clinical trials. Layton and her team use mathematic­s and computer science to give medical practition­ers a head start with issues like drug complicati­ons.

The research, in this case, can also speak directly to the many people who are taking drugs for hypertensi­on and may reach for a painkiller with ibuprofen without giving it much thought.

“Diuretics are a family of drugs that make the body hold less water," Layton said. "Being dehydrated is a major factor in acute kidney injury, and then the RAS inhibitor and ibuprofen hit the kidney with this triple whammy. If you happen to be on these hypertensi­on drugs and need a painkiller, consider acetaminop­hen instead.” |

 ?? ?? IBUPROFEN and acetaminop­hen, contained in many remedies, could increase the risk of heart attacks, a study finds.
IBUPROFEN and acetaminop­hen, contained in many remedies, could increase the risk of heart attacks, a study finds.

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