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.
Control of Microbial Growth (page 4) (This chapter has 6 pages) Â© Kenneth Todar, PhD Chemotherapeutic agents (synthetic antibiotics): antimicrobial agents of synthetic origin useful in the treatment of microbial or viral disease. Examples are sulfonilamides, isoniazid, ethambutol, AZT, nalidixic acid and chloramphenicol. Note that the microbiologist's definition of a chemotherapeutic agent requires that the agent be used for antimicrobial purpose and excludes synthetic agents used for therapy against diseases that are not of microbial origin.