ALUM-CONTAINING COATING FORMULATIONS FOR MICRONEEDLE VACCINE PATCHES

    公开(公告)号:US20200147209A1

    公开(公告)日:2020-05-14

    申请号:US16744247

    申请日:2020-01-16

    Inventor: Peter R. Johnson

    Abstract: Compositions for coating microneedles with aluminum-adjuvanted vaccines are provided comprising an aluminum-containing wet gel suspension selected from aluminum hydroxide wet gel suspension and aluminum phosphate wet gel suspension; a vaccine in an amount effective to stimulate an immune response in a mammal; a sugar, sugar alcohol, or combinations thereof; and a thickener. Some embodiments of the compositions have a viscosity of 500 to 30,000 cps when measured at 100 s−1 and temperature of 25° C. Microneedle devices coated with the compositions, as well as methods of forming the compositions and coating the microneedles, and methods of maximizing the aluminum content of vaccine-coated microneedle arrays are also provided.

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