Answer
Serum calcium should be monitored regularly when Rennie Heartburn, Indigestion & Wind Relief is taken with thiazide diuretics because these diuretics reduce urinary calcium excretion, increasing the risk of hypercalcaemia.
Sources for this answer
- Rennie Heartburn, Indigestion & Wind Relief 680mg/80mg/25mg Chewable TabletsBayer plc · emc · SmPC §4.5 Interaction with other medicinal products · Version 2Document updated
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