In summary, there does not appear to be any cross-reactivity between cefaclor and other cephalosporins or beta-lactams in terms of the serum sickness-like reaction, but there is potential cross-reactivity for IgE-mediated events.
https://www.aaaai.org/ask-the-expert/cephalosporin-antibiotics
Cefaclor will not treat a viral infection such as the common cold or flu. Antibiotic medicines can cause diarrhea, which may be a sign of a new infection. If you have diarrhea that is watery or has blood in it, call your doctor. Do not use any medicine to stop the diarrhea unless your doctor has told you to.
https://www.drugs.com/mtm/ceclor.html
Before taking cefaclor, tell your doctor if you are allergic to any drugs (especially penicillins), or if you have: kidney disease (or if you are on dialysis); or. a history of intestinal problems, such as colitis.
https://www.drugs.com/mtm/cefaclor.html
Do not take this medication if you are allergic to cefaclor, or to similar antibiotics, such as Ceftin, Cefzil, Duricef, Fortaz, Keflex, Omnicef, Spectracef, Suprax, and others. Before taking this medication, tell your doctor if you are allergic to any drugs (especially penicillin).
https://www.drugs.com/mtm/ceclor.html
What is Ceclor (cefaclor)? Cefaclor is in a group of drugs called cephalosporin (SEF a low spor in) antibiotics. It works by fighting bacteria in your body. Cefaclor is used to treat many different types of infections caused by bacteria.
https://www.drugs.com/mtm/ceclor.html
Do not take this medication if you are allergic to cefaclor, or to similar antibiotics, such as Ceftin, Cefzil, Keflex, Omnicef, and others. Before taking this medication, tell your doctor if you are allergic to any drugs (especially penicillin).
https://www.drugs.com/mtm/cefaclor.html
3/20/2014. In patients with a prior history of ceclor allergy, primary care physicians are often concerned about allergy to other cephalosporins and will not prescribe them to their ceclor allergic patients. My understanding is that ceclor was a unique cephalosporin with no significant cross-reactivity to other cephalosporins.
https://www.aaaai.org/ask-the-expert/cephalosporin-antibiotics
Allergic cross-reactivity between cephalosporin antibiotics. In patients with a prior history of ceclor allergy, primary care physicians are often concerned about allergy to other cephalosporins and will not prescribe them to their ceclor allergic patients.
https://www.aaaai.org/ask-the-expert/cephalosporin-antibiotics
Cefaclor side effects. Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. increased thirst, loss of appetite, swelling, weight gain, feeling short of breath, urinating less than usual or not at all.
https://www.drugs.com/mtm/cefaclor.html
Cefaclor is in a group of drugs called cephalosporin (SEF a low spor in) antibiotics. It works by fighting bacteria in your body. Cefaclor is used to treat many different types of infections caused by bacteria. Cefaclor may also be used for other purposes not listed in this medication guide.
https://www.drugs.com/mtm/cefaclor.html
ceclor allergy
Ceclor allergy is a viral infection such as the common cold or flu.