0001087294 2021-11-01 2021-11-01 0001087294 false 8-K 2021-11-01 CUMBERLAND PHARMACEUTICALS INC. TN 001-33637 62-1765329 2525 West End Avenue, Suite 950 Nashville TN 37203 615 255-0068 false false false false Common Stock, no par value CPIX NASDAQ false false