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If a person is allergic, severe rash, to PCN can they take Keflex?

Responses (2)

kaismama 27 Nov 2013

A small percentage of people who are allergic to pcn can be allergic to cephalosporins, the family that keflex is in.

DzooBaby 27 Nov 2013

I wouldnt chance it because sometimes there are cross allergies in those allergic to PCN and cephalosporins.

kaismama 27 Nov 2013

We did it again, post at the same time, lolol

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