Creative Biolabs provides custom single domain antibody (SdAb) development services for a wide range of applications. These include developing SdAbs as therapeutic agents, such as for vaccine generation, anti-COVID-19 therapy, half-life extension, oral immunotherapy, inhalation therapy, and targeted delivery. We also offer services for developing SdAbs as diagnostic reagents, including anti-drug antibody discovery, in vivo functional molecular imaging, and use in immunoassays and biosensor affinity probes. Furthermore, Creative Biolabs develops SdAbs as research tools with controllable specificity.