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Cephalexin is used as the main active ingredient in various medicines to treat bacterial infections. The component is a cephalosporin antibacterial. It is a semisynthetic first-generation cephalosporin antibiotic effective against both Gram-negative and Gram-positive organisms. It is used for the treatment of infections of the skin, respiratory tract, and urinary tract. It plays the role of an antibacterial drug. It is a cephalosporin and a semisynthetic derivative.

Class of Drugs – Cephalosporin Antibacterial

Molecular Formula – C16H17N3O4S

Molecular Weight – 347.4 g/mol

Working: The given antibiotic medicine Cephalexin belongs to a class of antibiotics called cephalosporins. It is similar to penicillin in action and side effects. This component stops or slows the growth of bacterial cells by restricting bacteria from forming the cell wall that surrounds each cell. This cell wall protects bacteria from the external environment and helps to keep the contents of the cell together. Without a cell wall, these organisms are not able to survive.

Uses: This effective antibiotic is indicated for the treatment of bacterial infections. This medication is known as a cephalosporin antibiotic. It works by restricting the growth of bacteria. This antibiotic can be effective for the infections caused by bacteria include Staphylococcus aureus, Streptococcus pneumoniae, Haemophilus influenzae, E. coli, and several others.

Popular Brands and Dosages: This component is used in popular brand medicines to treat a wide variety of bacterial infections. The medicine is mentioned below:

  • Keflex: 250 mg and 500 mg

This antibiotic Cephalexin may cause live bacterial vaccines like typhoid vaccine to not work as well. So, It is advisable not to have any immunizations/vaccinations while using this medication unless advised by the doctor.