broad-spectrum antibiotic

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Related to Broad spectrum antibiotic: ampicillin

broad-spectrum antibiotic

[¦brȯd ¦spek·trəm ‚ant·i·bī′äd·ik]
(microbiology)
An antibiotic that is effective against both gram-negative and gram-positive bacterial species.
References in periodicals archive ?
It may also lead to patients seeking repeat visits after 4 days, or asking for a "better" antibiotic after 8 or 9 days, which results in more prescriptions for broad spectrum antibiotics.
The PRE-PEN skin test, used for the diagnosis of penicillin allergy will be included in HealthTrust in order to help reduce the unnecessary use of toxic, broad spectrum antibiotics, which are known to increase drug resistance in patients.
The three drugs are broad spectrum antibiotics widely used in animal production either alone or in combination with other antibiotics.