drugs given to prevent infection (often used inappropriately). Approp. Uses; prior to surg., certain heart conditions, neutropenia, other (recurrent UTIs, STD contact, post- splenectomy, malaria for travelers, flu, etc)
a new (2nd) infection that emerges during tx of the primary inf. “super-infection”, often caused by disruption of normal flora, more common w/ broad-spectrum antibiotics, very difficult to tx (superbug)
initiation of therapy before direct id of the organism. Often used during life-threatening & community acquired infections
Penicillins- end in "Cillin"
Beta-lactamase inhibitors-"cillin" paired with another med.
Cephalosporins- begin in "Ceph" or "Cef"
Tetracyclines- end in "cycline"
Macrolides- end in "thromycin"
Aminoglycosides- end in "cin" *careful not to mix up w/"thromtcin"