Which statement about penicillins is FALSE?
- Oxacillin is a narrow spectrum penicillin.
- Ticarcillin is contraindicated with administration of aminoglycosides.
- Methicillin is associated with interstital nephritis.
- Nafcillin is associated with neutropenia.
- Ampicillin is a wide spectrum antibiotic that is susceptible to beta lactamases.
