Search set	CIDG SR1	CENTRAL	MEDLINE2	Embase2	LILACS2
1	Diarrh*	Diarrh* ti, ab	Diarrh* ti, ab	Diarrh* ti, ab	Diarrh$
2	Racecadotril*	Diarrhea/drug therapy [MeSH]	Diarrhea/drug therapy [MeSH]	Diarrhea [Emtree]	Racecadotril$
3	Child*	Gastroenteritis ti, ab	Gastroenteritis ti, ab	Acute gastroenteritis [Emtree]	Child$
4	Infant*	Racecadotril*	Racecadotril*	Racecadotril*	Infant$
5	Paediatr*	Thiorphan/analogs & derivatives/	Thiorphan/analogs & derivatives/	Acetorphan [Emtree]	Paediatr$
6	Pediatr*	Child*	Child*	Child*	Pediatr$
7	Toddler*	Infant*	Infant*	Infant*	Toddler$
8	3‐7/OR	Toddler*	Toddler*	Toddler*	3‐7/OR
9	1 AND 2 AND 8	Pediatr*	Pediatr*	Pediatr*	1 AND 2 AND 8
10	—	Paediatr*	Paediatr*	Paediatr*	—
11	—	1 OR 2 OR 3	1 OR 2 OR 3	1 OR 2 OR 3	—
12	—	4 OR 5	4 OR 5	4 OR 5	—
13	—	6‐10/OR	6‐10/OR	6‐10/OR	—
14	—	11 AND 12 AND 13	11 AND 12 AND 13	11 AND 12 AND 13	—