Yes. Bioglo strips (Bio-Glo Ophthalmic Strips - 1.0mg, PO-6301) have been discontinued and are no longer available for purchase from Amcon Labs.
As a recommended alternative, consider GloStrips® - Fluorescein Sodium Ophthalmic Strips - 1.0mg, a fluorescein sodium ophthalmic strip available to preorder in 1.0 mg format (PO-5500). Orders are expected to ship in September 2025.