Dose of zinc in diarrhea for a 1-year-old child?

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E6 Pharmacology KD Tripathi Essentials 9e Part 3 p. 8-10
E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 1791-1793
Practise the full NHM MP Staff Nurse-2019
Attempt every question from this paper in a timed mock, then review the full solution for each one.