<prompt> Zileuton is:-5- Lipoxygenase inhibitorCyclooxygenasePhospholipase inhibitorLeukotriene receptor antagonist  <response>: ZILEUTON inhibits LOX B: Cyclo oxygenase inhibitor: NSAID STEROIDS inhibit phospholipase D: Leukotriene Inhibitors MONTELEUKAST ZAFIRLEUKAST 