Compare Keflex vs. Ceclor

Head-to-head comparisons of medication uses, side effects, ratings, and more.

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Keflex (cephalexin)

Prescription only

Ceclor (cefaclor)

Prescription only
Treats bacterial infections.

Keflex (cephalexin) is good for treating many bacterial infections, and is available as a generic.

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3.7/ 5 average rating with 686 reviewsforKeflex
Treats bacterial infections.

Ceclor (cefaclor) is good for treating many bacterial infections, but be sure to take the full course without stopping so that the medicine can work.

Upsides
  • Available in generic.
  • Available in different forms: tablet, capsule, and suspension.
  • Used to treat many types of bacterial infections.
  • Can be taken with or without food.
  • Generally few side effects compared with other antibiotics.
  • Used to treat many types of bacterial infections.
  • Available in 3 different forms: pill, extended-release pill, and liquid suspension.
  • People usually have few side effects when taking it.
  • Ceclor (cefaclor) is available as a generic.
Downsides
  • Can cause diarrhea.
  • You may need to take Keflex (cephalexin) 2 to 4 times a day, which can be hard to remember.
  • If you're allergic to penicillins or other antibiotics, you might not be able to take this medicine.
  • Ceclor (cefaclor) can cause diarrhea.
  • If you're on blood thinners, let your doctor know. Ceclor (cefaclor) can interact with your medications and make you more likely to bleed.
  • If you're allergic to penicillins or other antibiotics, you might not be able to take this medicine.
  • You need to take Ceclor (cefaclor) 2 to 3 times a day, which might be hard to remember.
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Used for
Dosage forms
  • Pill
  • Liquid
  • Pill
  • Extended release
  • Liquid
Price
Lowest price
$9.99
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Lowest price
$26.90
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Reviews
686 reviews so far
64%
saidit'sworth it
48%
saiditworked well
14%
saidit'sa big hassle

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Side effects
The Keflex (cephalexin) FDA package insert doesn’t have numbers about how common side effects are.
6possible side effects
  • Diarrhea
    3%
  • Hypersensitivity reactions
    2%
  • High white blood cells
    2%
  • Rash
    2%
  • Vaginal inflammation
    2%
  • Vaginal fungal infection
    2%
See more detailed side effects
Risks and risk factors
  • Diarrhea
  • New infections while taking Keflex (cephalexin)
    • Weakened immune system
    • Not taking Keflex (cephalexin) correctly
  • Allergic reaction
    • History of penicillin or cephalosporin allergies
See more detailed risks and warnings
  • Allergic reaction
    • Allergy to antibiotics
    • Penicillin allergy
  • New infection
    • Taking Ceclor (cefaclor) for a long time
  • Diarrhea
See more detailed risks and warnings
Learn more about Keflex (cephalexin)
Learn more about Ceclor (cefaclor)