Compare penicillin vs. Ceclor

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


Ceclor (cefaclor)

Prescription only
Treats bacterial infections.

Penicillin VK (penicillin) is good at treating strep throat and is cheap, however, it can only be used for certain infections as many bacteria have developed resistance to it.

3.9/ 5 average rating with 1297 reviewsforpenicillin
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.

  • Compared to alternatives, Penicillin VK (penicillin) is the preferred choice for treating strep throat infections.
  • This medicine is available as a generic, which is cheap.
  • It’s also available in different forms: pill and liquid.
  • 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.
  • Many bacteria are resistant to Penicillin VK (penicillin), so it only works for certain infection typically in ear, nose, and throat.
  • Penicillin VK (penicillin) has a bitter taste. Children might not like the taste.
  • 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.
Used for
Dosage forms
  • Pill
  • Liquid
  • Pill
  • Extended release
  • Liquid
Want to save even more money?
Sign up now for a 30-day trial and save up to 95% at CVS, Kroger, Albertsons, and other pharmacies.
Learn more
1297 reviews so far
saidit'sworth it
saiditworked well
saidit'sa big hassle

Have you used Penicillin VK (penicillin)?

Leave a review
Not enough review data.Leave a review
Side effects
The Penicillin VK (penicillin) FDA package insert doesn’t have numbers about how common side effects are.
6possible side effects
  • Diarrhea
  • Hypersensitivity reactions
  • High white blood cells
  • Rash
  • Vaginal inflammation
  • Vaginal fungal infection
See more detailed side effects
Risks and risk factors
  • Diarrhea
    • Taking Penicillin VK (penicillin) for a long time
  • Interaction with birth control pills
  • Allergic reaction
    • History of severe allergic reaction to Penicillin VK (penicillin)
    • Cephalosporin medication allergy
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