my 4 mnth old is vomiting and has diarria. he is on lactose free formula i accidentally gave him soy formula shortly before this started happening .he is now dry heaving . i am giving him pedialit. what i am asking is could he be allergic to soyand should i take him to the hostpital? also a couple of weeks ago my mom had the flu which is the other possibilty .i am afraid hell dehydrate .how long should ui wait before i take him in or am i overreacting?
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