Why do antibiotics have to be taken for 10 days?

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Emie O'Kon asked a question: Why do antibiotics have to be taken for 10 days?
Asked By: Emie O'Kon
Date created: Thu, Jun 17, 2021 3:18 PM
Date updated: Wed, Dec 7, 2022 3:07 AM

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One reason why physicians prescribe 10- or 14-day courses of antibiotics is because that's how long clinical trials leading to the drugs' approval lasted, Abbo said.

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Doctors prescribe antiobiotics for 10 days because that is the sweet spot for most drugs long enough to definitely work, but short enough to spare friendly bacteria. Skip to main content Live...

The U.S. tradition of 10 days’ treatment for infections arose from the 1940 trials of injectable penicillin for prevention of acute rheumatic fever in military recruits who had group A streptococcal pharyngitis. Injections of penicillin G mixed in peanut oil produced therapeutic levels of penicillin for about 3 days.

Taking antibiotics for full 7 to 14 days can actually harm you Microscopic image of bacteria that cause gonorrhea. (image courtesy of U.S. Centers for Disease Control and Prevention)

Antibiotics are usually taken between one and four times a day. Your doses should ideally be equally spaced throughout the day and taken at the same times each day. This helps to maintain a constant level of medication in your bloodstream. Let us learn it more.

Well, increasingly, bacterial resistance is a real-life problem that physicians facing more often than before. Here are the main signs that could signal that your bacteria are resistant to the prescribed medication: You are feeling worse, while you’ve been taking antibiotics diligently for over 48 hours.

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