Incannex Healthcare Inc. is a clinical-stage biopharmaceutical company. The Company is engaged in developing combination medicines that target the underlying biological pathways associated with chronic conditions, including obstructive sleep apnoea, rheumatoid arthritis, and generalized anxiety disorder. Its lead clinical program, IHL-42X, is an oral fixed-dose combination of dronabinol and acetazolamide designed to target underlying mechanisms and act synergistically in the treatment of obstructive sleep apnoea. IHL-42X has completed a Phase II clinical trial. PSX-001 is a synthetic psilocybin treatment for the treatment of generalized anxiety disorder. PSX-001 has completed a Phase II clinical trial. IHL-675A is an oral fixed-dose combination of cannabidiol and hydroxychloroquine sulfate designed to act synergistically to alleviate inflammatory conditions, such as rheumatoid arthritis. IHL-675A is in a Phase II clinical development program.