Which of these are considered 'old' tetracyclines? A) Minocycline B) Oxytetracycline C) Tetracycline D) Doxycycline
Understand the Problem
The question is asking to identify which of the listed options are classified as 'old' tetracyclines among the choices provided.
Answer
Tetracycline and Oxytetracycline
The old tetracyclines include Tetracycline and Oxytetracycline.
Answer for screen readers
The old tetracyclines include Tetracycline and Oxytetracycline.
More Information
Tetracycline and Oxytetracycline are considered to be part of the first generation of tetracycline antibiotics, also known as the 'old' tetracyclines. They were derived from natural sources, while second-generation tetracyclines like Doxycycline and Minocycline are semi-synthetic.
Tips
A common mistake is confusing the generation of tetracyclines due to overlapping uses in modern medicine.
Sources
- Tetracycline antibiotics - Wikipedia - en.wikipedia.org
- Oxytetracycline - an overview | ScienceDirect Topics - sciencedirect.com
- Tetracyclines, the old and the new: A narrative review - ScienceDirect - sciencedirect.com
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