Did probiotics helps with colic and acid reflux or no

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My baby has horrible acid reflux and stomach pain hes on famotidine its working like 20 to 30 percent for him means not much a difference i want to ask if any of you moms used probiotics and which brand for your baby colic and acid reflux it helped it made worse everthing

Please help i am desprate we already use gripe water and gas drops it helps a little but not much .