Hunting Clothing; Fishing Jackets & Vests; Novelty & More. Novelty Clothing; Women's Novelty Jackets & Coats; Men's Novelty Jackets & Coats; Outdoor Recreation; Girls' Fashion; Boys' Fashion + See All 23 Departments; Toys & Games. Early Development Science Toys; Clothing, Shoes & Jewelry; Sports & Outdoors; Arts, Crafts & Sewing; Home & Kitchen; Electronics; Baby
Print Print. Penicillin is a group of antibiotics that are commonly used to treat different types of gram positive and gram negative bacterial infections. In their structure, beta lactam ring is located due to this reason these drugs are also called as beta lactam antibiotics.
, ampicillin ampicillin, a penicillin-type antibiotic that is effective against both gram-negative microorganisms and gram-positive microorganisms such as Escherichia coli. It is often used in the treatment of urinary tract infections, but resistant organisms are increasingly common.....etracyclines tetracycline, any of a group of antibiotics produced by bacteria of the genus Streptomyces. They are effective against a wide range of Gram positive and Gram negative bacteria, interfering with protein synthesis in these microorganisms (see Gram's stain)...... Click the link for more information.