Used primarily in research settings as a selective histamine H4 receptor antagonist, enabling studies on inflammatory and immune responses. It helps investigate conditions such as asthma, dermatitis, and neuropathic pain, where histamine signaling plays a role. Its selectivity makes it valuable for probing H4 receptor functions without significant off-target effects on other histamine receptors. Also utilized in preclinical models to assess potential therapeutic strategies targeting allergic and autoimmune diseases.