2 doctors weighed in:

What to do if I have a history of allergic reactions to erythromycin. will I probably also have a reaction to ancef (cefazolin)?

2 doctors weighed in
1 doctor agrees

In brief: No.

They are both antibiotics but not of the same " family".
If you have trouble with the Ancef (cefazolin) then you have a second allergy.

In brief: No.

They are both antibiotics but not of the same " family".
If you have trouble with the Ancef (cefazolin) then you have a second allergy.
Thank