Sofpironium bromide, sold under the brand name Ecclock among others, is a medication used to treat hyperhidrosis (excessive sweating).

[1] Sofpironium bromide is an anticholinergic agent that is applied to the skin.

[1] It was approved for medical use in Japan in 2020,[2] and in the United States in June 2024.

[1][3][4][5] Sofpironium bromide is indicated for the treatment of primary axillary hyperhidrosis.

[1] It was approved for medical use in Japan in November 2020,[6] and in the United States in June 2024.