Sec Form 4 Filing - CARUSONE JOSEPH @ PediatRx Inc. - 2013-04-05

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 CARUSONE JOSEPH 2. Issuer Name and Ticker or Trading Symbol PediatRx Inc. [ SKRY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) VP, Investor Relations (Last) (First) (Middle) 160 EGLINTON AVENUE EAST, SUITE 602, 3. Date of Earliest Transaction (MM/DD/YY) 04/05/2013 (Street) TORONTO, A6M4P 3B5 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ 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 400,000 D common stock 600,000 I Opex Energy Corp. common stock 04/05/2013 S 600,000 D ( 2 ) $ 0.012 0 I Opex Energy Corp. ( 1 ) common stock 04/05/2013 P 600,000 A ( 2 ) $ 0.012 1,000,000 D common stock 04/05/2013 P 400,000 A $ 0.024 1,400,000 D

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 Underl ying 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other CARUSONE JOSEPH 160 EGLINTON AVENUE EAST, SUITE 602 TORONTO, A6M4P 3B5 X VP, Investor Relations OPEX ENERGY CORP. 350 7TH AVENUE SW SUITE 1400 CALGARY, A0T2P 3N9 X Signatures /s/ Joseph Carusone 04/08/2013 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Joseph Carusone is the President and a director of Opex and holds voting and dispositive control over these shares. ( 2 )Opex Energy Corp. sold these shares to Joseph Carusone and Mr. Carusone now holds these shares directly.

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).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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