Sec Form 4 Filing - SILVERSTEIN JONATHAN @ scPharmaceuticals Inc. - 2017-11-21

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person SILVERSTEIN JONATHAN 2. Issuer Name and Ticker or Trading Symbol scPharmaceuticals Inc. [ SCPH] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O SCPHARMACEUTICALS INC, 2400 DISTRICT AVENUE, SUITE 310 3. Date of Earliest Transaction (MM/DD/YY) 11/21/2017 (Street) BURLINGTON, MA01830 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 11/21/2017 C 2,576,532 A 2,576,532 I By: OrbiMed Private Investments VI, L.P. ( 2 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Series B Preferred Stock ( 3 ) 11/21/2017 C 18,500,000 ( 3 ) ( 3 ) Common Stock 2,576,532 ( 3 ) $ 0 0 I By: OrbiMed Private Investments VI, L.P. ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other SILVERSTEIN JONATHAN C/O SCPHARMACEUTICALS INC 2400 DISTRICT AVENUE, SUITE 310 BURLINGTON, MA01830 X Signatures /s/ Courtney Gaughan, Attorney-in-Fact 11/21/2017 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents the total number of shares of Common Stock received by OrbiMed Private Investments VI, L.P. ("OPI VI"), upon conversion of the Issuer's Series B Preferred Stock in connection with the closing of the Issuer's initial public offering. ( 2 )The shares of Series B Preferred Stock are held of record by OPI VI. OrbiMed Capital GP VI LLC ("GP VI") is the sole general partner of OPI VI, and OrbiMed Advisors LLC ("Advisors"), a registered adviser under the Investment Advisers Act of 1940, as amended, is the sole managing member of GP VI. Jonathan Silverstein, a natural person, is a managing member of, and holder of a controlling interest in Advisors. The reporting person disclaims beneficial ownership of such shares except to the extent of his pecuniary interest, if any, and this report shall not be deemed an admission that the reporting person is the beneficial owner of all of the reported shares for purposes of Section 16 or any other purpose. ( 3 )All series of Convertible Preferred Stock automatically converted into the Issuer's Common Stock on a 7.180193-for-1 basis on November 21, 2017 and had no expiration date.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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