baby not passing urine frequently

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Updated on Mar 29, 2018
my son is 5 months 20 days old. i started feeding him nan pro 1 powder when breast milk is not sufficient since his birth. what i did is in started giving him nan pro 2 from yesterday since he is about to complete 6 months. since then he is not urinating very frequently as he did when feeding him with nan pro 1. since afternoom till now he passed urine only one time. please advice me on this problem.

