Long-term anticonvulsant therapy and intestinal calcium absorption.


Twelve patients on anticonvulsant therapy were studied to determine whether or not the drugs induced alterations in gastrointestinal absorption of calcium, response to parathyroid hormone (PTH), or serum 25-hydroxy vitamin D (25-OHD) concentrations. Fractional calcium absorption (FCaA) was determined by giving 45Ca intravenously and orally. The short-term… (More)


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