Investors awaiting the announcement of a partnering deal for RASP modulator reproxalap ahead of the drug’s Nov. 23 PDUFA date were in for a rude awakening, as Aldeyra Therapeutics Inc. disclosed that the U.S. FDA had raised issues with the NDA, putting its imminent approval in dry eye disease in doubt. The update, disclosed in an SEC filing, sent shares (NASDAQ:ALDX) sinking 66%, or $3.60, to close Oct. 16 at $1.83.
The University of Southern California (USC) reported filing a patent for a retinal ganglion cell (RGC) stimulation system in which electrodes may be placed in, around or near sites of optic nerve injury to generate electric fields that can direct the direction of axonal regeneration.
Kriya Therapeutics Inc. has entered into an exclusive license, collaboration and supply agreement with Everads Therapy Ltd. to advance Kriya’s portfolio of gene therapies for retinal diseases using Everads’ suprachoroidal delivery device.
The NDA for the formerly named Nyxol is now an open and shut case for Ocuphire Pharma Inc. and Viatris Inc. The U.S. FDA has approved Ryzumvi (phentolamine ophthalmic solution) for treating pharmacologically induced mydriasis, better known as dilating the pupil. Ryzumvi, a small-molecule eye drop, reduces the pupil’s diameter after it is dilated with adrenergic agonists such as phenylephrine or parasympatholytic agents such as tropicamide. The treatment reduces pupil size by acting on the iris dilator muscle.
Denali Therapeutics Inc. has patented new NAD(+) hydrolase SARM1 (SAMD2; MyD88-5) inhibitors reported to be useful for the treatment of glaucoma, spinal cord Injury, leukoencephalopathy, mitochondrial disease, multiple sclerosis, Niemann-Pick disease, spinal muscular atrophy and stroke, among others.
Seinda Pharmaceutical Corp. has disclosed peptides reported to be useful for the treatment of corneal epithelial defect, corneal neovascularization and dry eye.
Iveric Bio Inc.’s regulatory win Aug. 4 drew attention to the already hot eye-disease space, where intriguing new developments include the possibility of an oral therapy for Stargardt disease. Belite Bio Inc. in late July finished enrollment of a phase III study with once daily tinlarebant, a retinol binding protein 4 antagonist for Stargardt’s. Data from 90 adolescent subjects in the study called Dragon are due in mid-2024.
Galimedix Therapeutics Inc. plans to move its lead compound, GAL-101, into a phase IIa proof-of-concept trial next year, in order to test an intriguing hypothesis associated with certain retinal degeneration conditions. GAL-101 selectively binds misfolded amyloid beta species, and the company believes that this mechanism may benefit patients with the dry form of age-related macular degeneration or with glaucoma.
In its second big pharma deal to date, Shape Therapeutics Inc. drew Otsuka Pharmaceutical Co. Ltd. to the table in a potential $1.5 billion-plus collaboration initially aimed at developing gene therapies for ocular diseases. The multitarget agreement, which includes options for additional targets and tissue types, will combine Shape’s AI-driven adeno-associated virus (AAV) platform and Otsuka’s expertise in ophthalmology to develop intravitreally delivered AAV therapies.