TOPROL-XL administered once a day, and immediate-release metoprolol administered once to four times a day, provided comparable total beta 1 -blockade over 24 hours (area under the beta 1 -blockade versus time curve) in the dose range 100-400 mg.
Antimicrobial: A drug used to treat a microbial infection. Antimicrobial is a general term that refers to a group of drugs that includes antibiotics, antifungals, antiprotozoals, and antivirals.
Antibiotics or antibacterials are a type of antimicrobial used in the treatment and prevention of bacterial infection.ntibiotics are not effective against viruses such as the common cold or influenza, and may be harmful when taken inappropriately. In 1929, Alexander Fleming identified penicillin, the first chemical compound with antibiotic properties.