Is Simethicone Safe For A Child Passing Gas?

Hi. my daughter is 10 years old .and she passes gas a lot and been doing for several years .I don t mean once in a while .I mean a lot and there hangers she can clear a room in no time.really bad odor .one doctor online recommends [ Simethicone ] my question is it save for a 10 year old to use.its really getting worse around here. we ask her if she does it in school. and she said she tries not to .my email is - YYYY@YYYY