UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                   FORM 12b-25

                           NOTIFICATION OF LATE FILING

(Check one):   [X] Form 10-K   [_] Form 20-F  [_] Form 11-K  [_] Form 10-Q
               [_] Form N-SAR  [_] Form N-CSR

          For Period Ended: December 31, 2007
                            -----------------

          [_]  Transition Report on Form 10-K

          [_]  Transition Report on Form 20-F

          [_]  Transition Report on Form 11-K

          [_]  Transition Report on Form 10-Q

          [_]  Transition Report on Form N-SAR

          For the Transition Period Ended:
                                           -----------------

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  Read Instruction (on back page) Before Preparing Form. Please Print or Type.
    Nothing in this form shall be construed to imply that the Commission has
                   verified any information contained herein.
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If the notification related to a portion of the filing checked above, identify
the Item(s) to which the notification relates:
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PART I - REGISTRANT INFORMATION

InforMedix Holdings, Inc.
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Full Name of registrant

Not Applicable
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Former Name if Applicable

Georgetowne Park,  5880 Hubbard Drive
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Address of Principal Executive Office (Street and Number)

Rockville, Maryland  20852-4821
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City, State and Zip code

PART II - RULES 12b-25(b) AND (c)

If the subject report could not be filed without unreasonable effort or expense
and the registrant seeks relief pursuant to Rule 12b-25(b), the following should
be completed. (Check box if appropriate)

 [X]  |(a)   The reasons described in reasonable detail in Part III of this form
      |      could not be eliminated without unreasonable effort or expense;
      |
 [X]  |(b)   The subject annual report, semi-annual report, transition report on
      |      Form 10-K, Form 20-F, Form 11-K, Form N-SAR or Form N-CSR, or
      |      portion thereof, will be filed on or before the fifteenth calendar
      |      day following the prescribed due date; or the subject quarterly
      |      report or transition report on Form 10-Q or subject distribution
      |      report on Form 10-D, or portion thereof, will be filed on or before
      |      the fifth calendar day following the prescribed due date; and
      |
 [_]  |(c)   The accountant's statement or other exhibit required by Rule
      |      12b-25(c) has been attached if applicable.



PART III - NARRATIVE

State below in reasonable detail why Forms 10-K, 20-F, 11-K, 10-Q, 10-D, N-SAR,
N-CSR, or the transition report or portion thereof, could not be filed within
the prescribed time period.

The information necessary to submit the Registrant's Annual Report on Form
10-KSB for the year ended December 31, 2007 could not be completed on a timely
basis without unreasonable effort or expense to the Registrant in its ordinary
course of business.

PART IV - OTHER INFORMATION

(l)   Name and telephone number of person to contact in regard to this
      notification

           Harry Stokes              (301)                  984-1556
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              (Name)              (Area Code)          (Telephone Number)

(2)   Have all other periodic reports required under Section 13 or 15(d) of the
      Securities Exchange Act of 1934 or Section 30 of the Investment Company
      Act of 1940 during the preceding 12 months or for such shorter period that
      the registrant was required to file such report(s) been filed ? If answer
      is no, identify report(s).                                  Yes [X] No [_]

(3)   Is it anticipated that any significant change in results of operations
      from the corresponding period for the last fiscal year will be reflected
      by the earnings statements to be included in the subject report or portion
      thereof?                                                    Yes [_] No [X]

      If so, attach an explanation of the anticipated change, both narratively
      and quantitatively, and, if appropriate, state the reasons why a
      reasonable estimate of the results cannot be made.

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                            InforMedix Holdings, Inc.
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                  (Name of Registrant as Specified in Charter)

has caused this notification to be signed on its behalf by the undersigned
hereunto duly authorized.


Date:  April 1, 2008                   /s/ Harry Stokes
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                                       By:  Harry Stokes
                                            Title: Senior Vice President
                                                   and Chief Financial Officer