Doxycycline and tetracycline are both part of the tetracycline class of antibiotics, which are widely used to treat a variety of bacterial infections. These medications have been instrumental in the fight against infectious diseases due to their ability to inhibit bacterial protein synthesis, thereby preventing the growth and reproduction of bacteria. The effectiveness of these antibiotics has made them a staple in both clinical and outpatient settings. However, while they share a common origin and mechanism of action, doxycycline and tetracycline exhibit significant differences in terms of their pharmacokinetics, spectrum of activity, and potential side effects. Understanding these differences is crucial for healthcare providers when determining the most appropriate treatment…