Penicillin VK

(penicillin)

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3.9/ 5 average rating with 1297 reviewsforpenicillin
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Treats bacterial infections.

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Our bottom line

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.

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    $16.52
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    $7.26
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Quick facts about penicillin
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: Lower-cost generic available (penicillin)

Upsides

  • 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.
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What to expect from penicillin, on one page

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People’s experience with penicillin

1297reviews so far. What do you think?

Downsides

  • 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.
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What to expect from penicillin, on one page

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How it works

Penicillin VK (penicillin) is an antibiotic. It kills bacteria by preventing them from making their own protective covering.

Quick facts about penicillin
  • Drug class: Infection
  • Rx status: Prescription only
  • Generic status: Lower-cost generic available (penicillin)

Used for

Dosage forms

  • Pill
  • Liquid
People’s experience with penicillin

1297reviews so far. What do you think?

Prices and coupons

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What to expect when you take Penicillin VK (penicillin) for Bacterial infection

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  • Effectiveness
  • Starts to kick in
    Full effects
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  • Possible side effects
  • Diarrhea
  • Superinfection
  • Nausea
  • Vomiting
  • Allergic reaction
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Side effect rates for Penicillin VK (penicillin)

Risks and Warnings for Penicillin VK (penicillin)

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    • Higher risk if:
    • › Taking Penicillin VK (penicillin) for a long time

    As with all antibiotics, Penicillin VK (penicillin) can cause diarrhea; however, it usually goes away after you finish the medicine. Take probiotics or yogurt to help lower the chance of this happening. Rarely, Penicillin VK (penicillin) can cause a severe diarrhea. If you have loose or bloody stools, or bad stomach pain weeks after you finish Penicillin VK (penicillin), talk with your doctor right away.