SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G/A
Under the Securities Exchange Act of 1934
(Amendment No. 5)
GENSIA SICOR, INC.
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(Name of Issuer)
Common Stock par value $.01 per share
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(Title of Class of Securities)
372450 10 6
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(CUSIP Number)
Page 1 of 4
There are no Exhibits
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CUSIP No. 372450 10 6
___________________________________________________________________________
1) Name of Reporting Person and its Hoechst Marion Roussel, Inc.
I.R.S. Identification Number 44-0565557
___________________________________________________________________________
2) Check the Appropriate Box if (a)[ ]
a Member of a Group (b)[ ]
___________________________________________________________________________
3) SEC Use Only
___________________________________________________________________________
4) Citizenship or Place of Organization Delaware
___________________________________________________________________________
5) Sole Voting Power 3,397,061
Number of ____________________________________________________________
Shares
Beneficially 6) Shared Voting Power 0
Owned by ____________________________________________________________
Each
Reporting 7) Sole Dispositive Power 3,397,061
Person With ____________________________________________________________
8) Shared Dispositive Power 0
___________________________________________________________________________
9) Aggregate Amount Beneficially Owned 3,397,061
by Each Reporting Person
___________________________________________________________________________
10) Check Box If the Aggregate Amount [ ]
in Row (9) Excludes Certain Shares
___________________________________________________________________________
11) Percent of Class Represented 4.6%
by Amount in Row (9)
___________________________________________________________________________
12) Type of Reporting Person CO
___________________________________________________________________________
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This Amendment to the Statement on Schedule 13G (the "Schedule 13G")
with respect to the Common Stock of Gensia Sicor, Inc. (the "Issuer"), of
Hoechst Marion Roussel, Inc., a Delaware corporation ("HMRI"), is filed
solely to report the termination of the Schedule 13G filing obligation of
HMRI with respect to beneficial ownership of securities of the Issuer
solely as a result of increases in the number of shares outstanding of the
Issuer.
Items 4 and 5 of this Statement on Schedule 13G are hereby amended to
read as follows:
ITEM 4. OWNERSHIP
- ------- ---------
The responses to Item 4(a), (b) and (c) are incorporated by reference
from page two of this Amendment.
ITEM 5. OWNERSHIP OF MORE THAN FIVE PERCENT OR LESS OF A CLASS
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If this Statement is being filed to report the fact that as of the
date hereof the reporting person has ceased to be the beneficial owner of
more than five percent of the class of securities, check the following [X].
<PAGE> 4
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete
and correct.
HOECHST MARION ROUSSEL, INC.
Date: October 27, 1997 By: /s/ Rebecca R. Tilden
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Name: Rebecca R. Tilden
Title: Vice President, Assistant
General Counsel, and
Secretary
