For an effervescent tablet to dissolve in water with a fizz, it requires sodium bicarbonate (baking soda). In terms of content, a single paracetamol or aspirin effervescent tablet (500 mg) contains, ~390–450 mg of pure sodium. https://www.medical-tribune.de/medizin/allgemeinmedizin/bedenklich-hoher-natriumgehalt-in-manchen-pharmazeutika WHO >> https://share.google/aimode/tEoJi0GMrLCzbGGER