The nurse is administering medications to clients on a urology floor. Which medication should the nurse question? 1. Ceftriaxone (Rocephin), a third-generation cephalosporin, to a client who is...

The nurse is administering medications to clients on a urology floor. Which medication should the nurse question?

1. Ceftriaxone (Rocephin), a third-generation cephalosporin, to a client who is pregnant.

2. Cephalexin (Keflex), a cephalosporin, to a client who is allergic to penicillin.

3. Trimethoprim sulfa (Bactrim), a sulfa antibiotic, to a client post–prostate surgery.

4. Nitrofurantoin (Macrodantin), a sulfa antibiotic, to a client with urinary stasis.