Highest development stage: Phase 1

Development status: Inactive

Gram-positive activity

Gram-negative activity

Mechanism of Action/Target pathogen: Active against S. aureus, with equal activity against MRSA as MSSA.

Reason dropped: Entered phase I study but was dropped, however in rats it was found to be lethal (1) Toxicity was weight loss / wasting. An early oxazolidinone; linezolid was the first successful one (LS).