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Doctor insights on: Keflex Safe

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What's stronger keflex or cipro (ciprofloxacin)?

What's stronger keflex or cipro (ciprofloxacin)?

Neither: Both antibiotics are effective bactericidal drugs. Keflex causes time dependent killing while Cipro (ciprofloxacin) causes concentration dependent killing. The 2 drugs have different antibacterial spectrums. In general Cipro (ciprofloxacin) has better activity against gram negative bacteria like pseudomonas while Keflex is more active against gram positive bacteria like staph. And strep. Species. ...Read more

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If someone is allergic to keflex, is it safe for them to take flexeril (cyclobenzaprine hcl).

If someone is allergic to keflex, is it safe for them to take flexeril (cyclobenzaprine hcl).

Irrelevant: Flexeril (cyclobenzaprine hcl) is centrally acting muscle relaxant. Any medication can cause side effects and flexeril (cyclobenzaprine hcl) is no exception. Always ask your doctor for more information about medication and your individual situation. ...Read more

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How safe is keflex in first trimester?

Probably safe: Keflex is considered safe (category b) for 2nd and 3rd trimesters, but it has not been as thoroughly tested during the 1st trimester. Use only if no other options., and discuss your concerns with your doctor. ...Read more

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If i'm allergic to penicillin is it safe to take keflex pulvales?

If i'm allergic to penicillin is it safe to take keflex pulvales?

No: If you are truly allergic to penicillin, you should avoid all penicillin derivatives and the first generation cephalosporins. Keflex is a first gen. Cephalosporin and may cross react with penicillin. See a board certified allergist to help you determine if penicillin is a true allergy for you. ...Read more