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Clear to opalescent solution, colourless to yellowish.
One vial of 5 mL contains 600 mg of trastuzumab, a humanised IgG1 monoclonal antibody produced by mammalian (Chinese hamster ovary) cell suspension culture and purified by affinity and ion exchange chromatography including specific viral inactivation and removal procedures.
Excipients/Inactive Ingredients: Recombinant human hyaluronidase (rHuPH20); L-histidine; L-histidine hydrochloride monohydrate; α,α-trehalose dihydrate; L-methionine; Polysorbate 20; Water for injections.
