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Doctor insights on: Ancef First Generation Cephalosporin

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Is it a bad idea for someone allergic to penicillin safely take keflex, a cephalosporin?

Yes: Cephalexin (keflex) is a first generation cephalosporin and a very close cousin to penicillin. Though it is not 100% true that all penicillin allergic individuals are also allergic to cephalexin, there is a high likelihood of that happening. ...Read more

Dr. Creighton Wright
21 Doctors shared insights

Ancef (Definition)

Ancef is a first generation cephalosporin which is a kind of cephalosporin type drug (anti-bacterial ...Read more


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Should you resume keflex daily to suppress UTI if you got klebsiella UTI on it and were treated with cephalosporin?

Should you resume keflex daily to suppress UTI if you got klebsiella UTI on it and were treated with cephalosporin?

No: The usual drugs used to prevent frequently recurring uti's are sulfa/trimethoprim (septra (sulfamethoxazole and trimethoprim) or bactrim), norfloxacin, or Nitrofurantoin given in relatively low doses each night. I do not recommend Nitrofurantoin (macrobid) because of its potentially serious side effects. Penicillins and cephalosporins are usually not used for this indication. ...Read more

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If I had cephalosporin allergy... Would I know after first dose?

If I had cephalosporin allergy... Would I know after first dose?

Drug Allergy: Your body needs to be exposed to the allergen first. If you are allergic, second and subsequent exposure will cause allertic reaction. ...Read more

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Would the older or newer generation of cephalosporins antibiotics be more likely to cause anaphylaxis in patients severely allergic to penicillin?

Would the older or newer generation of cephalosporins antibiotics be more likely to cause anaphylaxis in patients severely allergic to penicillin?

See below: Persons with type 1 immediate hypersensity to penicillin antibiotics should generally avoid taking cephalosporin antibiotics because of the low but real risk of cross allergenicity. Safe alternative antibiotics include vancomycin, septra, (sulfamethoxazole and trimethoprim) macrolides, tetracyclines, aztreonam, clindamycin, zyvox, quinolones etc. ...Read more

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4 generations of cephalosporins?

Cephalosporins: Yes. As newer classes of agents appear with broadened spectra of activity they are termed new generations. ...Read more

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Today my doctor prescribe a infertility medicns i.E tinidazole, l_methylfolate, chymoral forte, third generation cephalosporin. Is that good medicn?

Today my doctor prescribe a infertility medicns i.E tinidazole, l_methylfolate, chymoral forte, third generation cephalosporin. Is that good medicn?

Not fertility meds: The medications you are describing are several antibiotics, vitamins and enzymes. None of these are infertility medications. If you are not sure why he/she prescribed them, you should ask your doctor what they are for. ...Read more

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I may need cephalosporin therapy with a suspected penicillin allergy. How does it work? Do I take a 3rd generation by mouth and sit in an ER waiting room with a buddy and an epipen (epinephrine)?

I may need cephalosporin therapy with a suspected penicillin allergy. How does it work? Do I take a 3rd generation by mouth and sit in an ER waiting room with a buddy and an epipen (epinephrine)?

Penicillin allergy: Among all patients reporting penicillin allergy, 85 to 90% will tolerate a penicillin, either because they were never allergic or because they had an earlier allergy that subsequently resolved. Among penicillin skin test-positive patients, approximately 2% will react to a cephalosporin. ...Read more

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Allergic reaction to all cephalosporins possible?

Allergic reaction to all cephalosporins possible?

Yes: Allergy to the entire class of antibiotics called cephalosporins is indeed possible. That allergy would be the common part of the molecule shared by all cephalosporins and penicillins, the beta-lactam ring. ...Read more

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Is cephalosporin safe to take while pregnant?

Is cephalosporin safe to take while pregnant?

Yes: Cephalosporins are generally considered safe to take during pregnancy but check with your obstetrition. ...Read more

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Need general info on cephalosporin antibiotic?

Need general info on cephalosporin antibiotic?

Online: Go online and type in cephalosporins on a search engine. There will be information which will keep you reading for some time. ...Read more

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What do they prescribe cephalosporin antibiotic for?

What do they prescribe cephalosporin antibiotic for?

Cephalosporins: These are antibiotics that have a very broad spectrum of use for many different bacterial infections. They are often used first or second line for many common infections and have to be used with care in patients with allergies to penicillin or other cephalosporins. They can treat skin, respiratory, urinary and sexually transmitted infections among many others. ...Read more

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Hello, What antibiotics should I take for abortion, and when should I start taking them? Should I take only cephalosporin? Or mitronidazole

Hello, What antibiotics should I take for abortion, and when should I start taking them? Should I take only cephalosporin? Or mitronidazole

Doctors instructions: Antibiotics are not always needed when one has an abortion. Some physicians give Doxycycline after surgical abortion. None are usually needed after medical abortion ...Read more

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Is clindamycin a cephalosporin antibiotic?

Is clindamycin a cephalosporin antibiotic?

Not A CEPHALOSPORIN: Clindamycine is not a Cephalosporin It is an antibiotic of Lincosamide class which blocks the ribosome of the micro organism ...Read more

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Are there any deaths reported from cephalosporin antibiotics?

Are there any deaths reported from cephalosporin antibiotics?

Possibly: For someone to die from a cephalosporin they must be very allergic to it and not be able to seek medical attention. This is rare. Never seen or heard of a case but the label does list it. ...Read more

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Can you take cephalosporin if you are allergic to penicillin?

Can you take cephalosporin if you are allergic to penicillin?

Pcn & Cehalosporins: The conventional number is 10% of penicillin allergic people are also allergic to cephalosporins, however the data is weak since the patient reported incidence of penicillin allergy may only be 10% accurate. There are also 3 generations of cephalosporins and the "cross reactivity" may vary between them. There does seem to be a direct relationship between reaction severity and cross reactivity. ...Read more

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If I am allergic to cephalosporin, is it safe for me to take Restasis?

Yes: These meds are totall different and there is no cross sensitivity. ...Read more

Dr. Oscar Novick
61 Doctors shared insights

Cephalosporin Antibiotic (Definition)

Cephalosporins are a kind of anti-bacterial ...Read more