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| goutam Total Posts: 4 | Posted: Fri May 22, 2009 08:55 pm q: which among the following drugs is safest in a patient allergic to pencillin ? a. cephalexin b. imipenem c. cefepime d. aztreonam |
| juhidr Total Posts: 149 | Posted: Sat May 23, 2009 01:27 pm D. Aztreonam Explanation - Avoid betalactams - i.e. penicilins, cephalosporins and related drugs. The family of penicillin antibiotics includes: * Penicillin VK * Penicillin G * Dicloxacillin * Oxacillin * Nafcillin * Amoxicillin * Ampicillin * Augmentin (amoxicillin/clavulanate) * Unasyn (ampicillin/sulbactam) * Zosyn (pipercillin/tazobactam) The family of cephalosporins includes: * Keflex (cephalexin) * Ancef (cefazolin) * Ceftin (cefuroxime) * Cefzil (cefprozil) * Omnicef (cefdinir) * Vantin (cefpodoxime) * Many other antibiotics beginning with “cef-“ or “ceph-“ Imipenem may also cause allergic reactions in people with penicillin allergy and should be avoided. |