Attached files

file filename
EX-4.3 - EX-4.3 - MARINUS PHARMACEUTICALS INCmrns-20201231xex4d3.htm
EX-32.1 - EX-32.1 - MARINUS PHARMACEUTICALS INCmrns-20201231xex32d1.htm
EX-31.2 - EX-31.2 - MARINUS PHARMACEUTICALS INCmrns-20201231xex31d2.htm
EX-31.1 - EX-31.1 - MARINUS PHARMACEUTICALS INCmrns-20201231xex31d1.htm
EX-23.2 - EX-23.2 - MARINUS PHARMACEUTICALS INCmrns-20201231xex23d2.htm
EX-21 - EX-21 - MARINUS PHARMACEUTICALS INCmrns-20201231xex21.htm
EX-10.22 - EX-10.22 - MARINUS PHARMACEUTICALS INCmrns-20201231xex10d22.htm
EX-10.9 - EX-10.9 - MARINUS PHARMACEUTICALS INCmrns-20201231xex10d9.htm
EX-10.4 - EX-10.4 - MARINUS PHARMACEUTICALS INCmrns-20201231xex10d4.htm
EX-10.3 - EX-10.3 - MARINUS PHARMACEUTICALS INCmrns-20201231xex10d3.htm
10-K - 10-K - MARINUS PHARMACEUTICALS INCmrns-20201231x10k.htm

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the following Registration Statements:           

1.Registration Statement (Form S-3 No. 333-239780) of Marinus Pharmaceuticals, Inc.;
2.Registration Statement (Form S-3 No. 333-237903) of Marinus Pharmaceuticals, Inc.;
3.Registration Statement (Form S-8 No. 333-239785) pertaining to the Marinus Pharmaceuticals, Inc. 2014 Equity Incentive Plan, as amended, and Individual Nonqualified Stock Option Awards;
4.Registration Statement (Form S-8 No. 333-233131) pertaining to the Marinus Pharmaceuticals, Inc. 2014 Equity Incentive Plan, as amended, and Individual Nonqualified Stock Option Awards;
5.Registration Statement (Form S-8 No. 333-219613) pertaining to the Marinus Pharmaceuticals, Inc. 2014 Equity Incentive Plan; and
6.Registration Statement (Form S-8 No. 333-200701) pertaining to the Marinus Pharmaceuticals, Inc. 2014 Equity Incentive Plan;

of our report dated March 9, 2021, with respect to the financial statements of Marinus Pharmaceuticals, Inc. included in this Annual Report (Form 10-K) of Marinus Pharmaceuticals, Inc. for the year ended December 31, 2020.

/s/ Ernst & Young LLP

Philadelphia, PA

March 9, 2021