This question has also been asked and answered here: Is it OK to take Keflex if I'm allergic to penicillin?
29 Sep 2009
Keflex (cephalexin) is a cephalosporin antibitic and should be avoided or used with caution if you have a penicillin allergy. Please see link attached.
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no side effects except being alittle dizzy.do i need to worrie everytime i take it? i have taken it at least 15 times in the past with no ...
1 answer • 24 Aug 2010
Had a reaction to a penicilin based medication which was a strong version of the penicillin, now have been told to take Keflex, Dr knows my ...
2 answers • 3 Jul 2013
I have a UTI. It was cultured as sensitive to sulfa, which I am allergic to (I am also allergic to penicillin, but so far I have been able to ...
3 answers • 7 Dec 2013
I am currently taking penicillin for tonsillitis and glandular fever. My girlfriend is allergic to penicillin, we share a cigarette sometimes. Can we ...
2 answers • 27 Mar 2014
Allergic to penicillin from age 3. Took several courses of Keflex since and one day at age 19 (16 yrs ago) had a mild swelling reaction treated with ...
1 answer • 2 Nov 2015