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CEPHALEXIN (sef a LEX in) is a cephalosporin antibiotic. It is used to treat certain kinds of bacterial infections.It will not work for colds, flu, or other viral infections.
Take this medicine by mouth. Follow the directions on your prescription label. Shake well before using. Use a specially marked spoon or container to measure your medicine. Ask your pharmacist if you do not have one. Household spoons are not accurate. You can take this medicine with food or on an empty stomach. If the medicine upsets your stomach, take it with food. Do not take your medicine more often than directed. Finish the full course prescribed by your doctor or health care professional even if you think your condition is better.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for selected conditions, precautions do apply.
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
pain or difficulty passing urine
redness, blistering, peeling or loosening of the skin, including inside the mouth
severe or watery diarrhea
unusually weak or tired
yellowing of the eyes, skin
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
gas or heartburn
genital or anal irritation
joint or muscle pain
some other antibiotics
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses. There should be at least 4 to 6 hours between doses.
Keep out of the reach of children.
After this medicine is mixed by your pharmacist, store it in the refrigerator. Do not freeze. Throw away any unused medicine after 14 days.
They need to know if you have any of these conditions:
stomach or intestine problems, especially colitis
an unusual or allergic reaction to cephalexin, other cephalosporins, penicillins, other antibiotics, medicines, foods, dyes or preservatives
pregnant or trying to get pregnant
Tell your doctor or health care professional if your symptoms do not begin to improve in a few days.
Do not treat diarrhea with over the counter products. Contact your doctor if you have diarrhea that lasts more than 2 days or if it is severe and watery.
If you have diabetes, you may get a false-positive result for sugar in your urine. Check with your doctor or health care professional.
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