The pediatric clinic nurse is assessing the routine medications for a child with cystic fibrosis (CF). Which medication should the nurse question? 1. The oral aminoglycoside antibiotic Tobramycin. 2....

The pediatric clinic nurse is assessing the routine medications for a child with cystic fibrosis (CF). Which medication should the nurse question?

1. The oral aminoglycoside antibiotic Tobramycin.

2. The daily pancreatic enzyme Pancrease.

3. The nonnarcotic antitussive Tessalon Perles.

4. The mucolytic agent Pulmozyme.