Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Cumberland Pharmaceuticals Inc.:

We consent to the incorporation by reference in the registration statement No. 333-164376 on Form S-8 and No. 333-184091 on Form S-3 of Cumberland Pharmaceuticals Inc. of our report dated March 10, 2017, with respect to the consolidated balance sheets of Cumberland Pharmaceuticals Inc. and subsidiaries as of December 31, 2016, and the related consolidated statements of operations and comprehensive income (loss), equity, and cash flows for each of the years in the two-year period ended December 31, 2016, and related financial statement schedule, which report appears in the December 31, 2017 annual report on Form 10-K of Cumberland Pharmaceuticals Inc.

/s/ KPMG LLP

Nashville, Tennessee

March 9, 2018