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A member asked:

My granddaughter had 4 shots yesterday and her arms are red i gave her benadryl (diphenhydramine) can that increase her heart rate ?

A doctor has provided 1 answer

Yes & no: It could be the stress of the shots or the benedryl. I've seen both cause a mild elevation in heart rate.

Answered 3/27/2018

5.6k views

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