Is hGH Freeze-Dried? Understanding Lyophilization and Stability
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3 min read
Many pharmaceutical proteins, including recombinant human growth hormone (hGH), are manufactured as a white lyophilized, or freeze-dried, powder to ensure stability and prolong shelf life [1.2.1, 1.9.1]. The key question for patients and providers is: **is hGH freeze-dried** for a reason, and what does this mean for its use?
