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Doctor insights on: Cefdinir How Long Does It Take To Work

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Can omnicef (cefdinir) work for a uti? If so, how long does it take for it to clear the infection?

Can omnicef (cefdinir) work for a uti? If so, how long does it take for it to clear the infection?

It may: Certain antibiotics are more specific for the urinary tract than omnicef, (cefdinir) but it may work if the bacteria causing your UTI is sensitive to it. A urinalysis with reflex c;s would determine what the bacteria is and what antibiotics are sensitive to it. Most commonly, you should start feeling better in a few days. Best wishes. ...Read more

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Dr. Ihab Ibrahim
184 doctors shared insights

Cefdinir (Definition)

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


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How long does it take cefdinir to work on throat infections? On day 3 and throat is completely white and swollen

How long does it take cefdinir to work on throat infections? On day 3 and throat is completely white and swollen

Pharyngitis: If this was bacterial it should have begun to resolve, unless you have secondary yeast infection developing. If this was viral, Cefdinir is not going to be effective. ...Read more

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How long does it take for omnicef (cefdinir) to work for an ear infection for a 3 year old?

How long does it take for omnicef (cefdinir) to work for an ear infection for a 3 year old?

24-48 hrs to begin: I usually expect most antibiotics to begin to take hold within 24-48 hrs. That doesn't mean "cure, " but rather noticeable improvement. Be sure to complete the full course of antibiotics. Not doing so increases the risk of drug resistance - bacteria change to become resistant to the drugs! if your child is clearly getting worse, or if you're just not sure, call your doctor. Lgromkomd. ...Read more

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How long will it take Cefdinir to work on a 3 month old's sinus infection?

How long will it take Cefdinir to work on a 3 month old's sinus infection?

3 mo old: three month old babies do not get sinus infections. There sinuses are not even developed at this age. ...Read more

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How long does it take for cefdinir to start helping bronchitis? We're on day three and not seeing improvement.

Likely viral: Most of the time people go to a doctor for coughing, congestion and drainage and request help with treatment. Typically these condtions are viral or allergic related and antibiotics will not do anything to help "clear" them any faster than regular rest and otc drugs will. If you are having significant wheezing you need to consider breathing treatments and return to your doctor for further eval. ...Read more

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How long does it take for omnicef (cefdinir) to relieve the pain of strep throat. I have taken 2 days worth and am still in extreme pain?

Strep throat: True strep infections respond very quickly to antibiotics. Omnicef (cefdinir) dies treat strep infections therefore if you are still sick it seems possible you may have something else besides strep. Mononucleosis is a strong candidate if you are really tired and still sick. I would go back to the doctor and ask to check for other infections. ...Read more

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How long will it take omnicef (cefdinir) to get out of your system?

About 9-10 hours: It takes 5.5 x elimination half lifes for a medicine to be out of ones system. The elimination half life of Omnicef (cefdinir) is approximately 1.7 hours. It should be out of ones system in about 9.4 hours. ...Read more

Dr. M. Hytham Beck
178 doctors shared insights

Omnicef (Definition)

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