Exhibit 23.3

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm under the caption “Experts” in the Registration Statement (Form S-4) and related Prospectus of Perrigo Company Limited for the registration of its common stock and to the incorporation by reference therein of our reports dated August 15, 2013, with respect to the consolidated financial statements and schedule of Perrigo Company, and the effectiveness of internal control over financial reporting of Perrigo Company, included in its Annual Report (Form 10-K) for the year ended June 29, 2013, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Grand Rapids, Michigan

August 28, 2013