Citius Pharmaceuticals, Inc...reported topline results from the pivotal Phase 3 trial of I/ONTAK (E7777), an engineered IL-2-diphtheria toxin fusion protein, for the treatment of patients with persistent or recurrent cutaneous T-cell lymphoma (CTCL). The topline results for I/ONTAK (denileukin diftitox), a purified and more bioactive formulation of previously marketed ONTAK®, were consistent with the prior formulation. Moreover, no new safety signals were identified. Based on this data, Citius anticipates filing a biologics license application (BLA) with the U.S. Food and Drug Administration (FDA) in the second half of 2022.