What does the research say?
A study, published in the British Medical Journal in 2013, compared the health impact of taking sodium-containing effervescent drugs, compared to “standard” versions.
As part of the research, the team analysed data of more than 1.2 million patients from the UK and followed them up on average seven years later.
It concludes: “Patients experiencing incident non-fatal myocardial infarction, incident non-fatal stroke, or vascular death (cases) had a greater exposure to sodium-containing effervescent, dispersible, and soluble drugs than controls.
“The primary outcome was largely driven by stroke, which is consistent with the increased risk of hypertension shown.