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@realtahiramin "Merck created Keytruda Qlex by combining Keytrudas known immune PD-1 checkpoint inhibitor (pembrolizumab) with a form of the enzyme hyaluronidase (berahyaluronidase alfa-pmph) licensed from the South Korean company Alteogen"
X Link @realtahiramin 2025-10-15T22:27Z 14.5K followers, XX engagements

"Hyaluronidase (the ingredient Merck added to create the SC version of Keytruda) has been used by plenty of other companies to enable SC delivery. Its not exactly something that wasnt known"
X Link @realtahiramin 2025-10-13T22:59Z 14.5K followers, XXX engagements

"At what point does combining an existing biologic drug with a form of hyaluronidase to create an injectable formulation become obvious 🧵"
X Link @realtahiramin 2025-10-15T22:27Z 14.5K followers, XX engagements