Diet plays an important role in preventing and treating hypertension. Read more about what to do.
Earlier data suggested the drug might ease high blood pressure in the lungs, but a new study disagrees.
Researchers have found that two-thirds of patients taking a blood pressure-lowering drug don't improve as much as their doctors would like.
The stats are worrying – about 25% of South African adults are hypertensive and carry an increased risk for having a heart attack or stroke.