Study finds limited benefit for vitamin D in asthma treatment

May 19, 2014 7:14 AM

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Study finds limited benefit for vitamin D in asthma treatment

Adding vitamin D to asthma treatment to improve breathing only appears to benefit patients who achieve sufficient levels of the supplement in the blood. Overall, the ability to control asthma did not differ between a study group that received vitamin D supplements and a group that received placebo, according to new research at Washington University School of Medicine in St. Louis.

"Previous studies suggested that if you have asthma and low levels of vitamin D in the blood, you have worse lung function, more asthma attacks and more emergency room visits than asthma patients with higher vitamin D levels," said Mario Castro, MD, the Alan A. and Edith L. Wolff Professor of Pulmon...

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