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Doxycycline was patented in 1957 and came into commercial use in 1967. [7] [8] It is on the World Health Organization's List of Essential Medicines. [9] Doxycycline is available as a generic medicine. [1] [10] In 2022, it was the 68th most commonly prescribed medication in the United States, with more than 9 million prescriptions. [11] [12]
β-Lactam antibiotics are indicated for the prevention and treatment of bacterial infections caused by susceptible organisms. At first, β-lactam antibiotics were mainly active only against gram-positive bacteria, yet the recent development of broad-spectrum β-lactam antibiotics active against various gram-negative organisms has increased their usefulness.
Antibiotics with less reliable but occasional (depending on isolate and subspecies) activity: occasionally penicillins including penicillin, ampicillin and ampicillin-sulbactam, amoxicillin and amoxicillin-clavulnate, and piperacillin-tazobactam (not all vancomycin-resistant Enterococcus isolates are resistant to penicillin and ampicillin)
One or both ingredients may be antibiotics. [1] Antibiotic combinations are increasingly important because of antimicrobial resistance. [2] This means that individual antibiotics that used to be effective are no longer effective, [1] and because of the absence of new classes of antibiotic, they allow old antibiotics to be continue to be used. [2]
As for drug dosages, Sumpter says, "Contaminated fish contain truly minute amounts of pharmaceuticals compared to the amount in just one pill of any pharmaceutical." [See: 10 Ways to Get Over Food ...
The U.S. Food and Drug Administration on Thursday sent letters to nine companies including e-commerce retailer Chewy warning them against selling the products that it said contained antibiotics ...
This is a list of common β-lactam antibiotics—both administered drugs and those not in clinical use—organized by structural class. Antibiotics are listed alphabetically within their class or subclass by their nonproprietary name. If an antibiotic is a combination drug, both ingredients will be listed.
Tetracyclines are generally used in the treatment of infections of the urinary tract, respiratory tract, and the intestines and are also used in the treatment of chlamydia, especially in patients allergic to β-lactams and macrolides; however, their use for these indications is less popular than it once was due to widespread development of resistance in the causative organisms.