**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ FELIX J. BAKER  ----------------------------  Felix J. Baker

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ JULIAN C. BAKER  ----------------------------  Julian C. Baker

  

**EXHIBIT 24.1**
**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ BARRY M. BLOOM  ----------------------------  Barry M. Bloom

  

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ ERAN BROSHY  ----------------------------  Eran Broshy

 

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

s/ ROBERT N. BUTLER, M.D.  ----------------------------  Robert N. Butler, M.D.

 

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

  /s/ FRANK C. CARLUCCI  ----------------------------  Frank C. Carlucci

 

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

  /s/ MARK NOVITCH  ----------------------------  Mark Novitch

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ CRAIG SAXTON  ----------------------------  Craig Saxton

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and  any and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ JOHN SIMON  ----------------------------  John Simon

**EXHIBIT 24.1**

**POWER OF ATTORNEY**

KNOW ALL YE PERSONS BY THESE PRESENTS, that the undersigned does hereby make,  constitute and appoint William H. Koster and Stephen R. Davis, each his attorney-in-fact  and agent with full power of substitution and resubstitution for him and in  his name, place and stead, in any and all capacities, to execute for him and  on his behalf an Annual Report pursuant to Section 13 of the Securities and  Exchange Act of 1934, as amended, on Form 10-K relating to the fiscal year ended  December 31, 2003, of Neurogen Corporation (the "Company"), and any  and all amendments to the foregoing Annual Report on Form 10-K, which amendments  may make such changes in the Annual Report on Form 10-K as such attorney-in-fact  deems appropriate, and any other documents and instruments incidental thereto,  and to file the same, with all exhibits thereto and all documents in connection  therewith, with the Securities and Exchange Commission and the National Association  of Securities Dealers, Inc., granting unto said attorney-in-fact and agent,  full power and authority to do and perform each and every act and thing requisite  and necessary to be done in and about the premises, as fully to all intents  and purposes as the undersigned might or could do in person, hereby ratifying  and confirming all that said attorney-in-fact and agent, or his substitute or  substitutes, may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney this  15th day of March, 2004.

/s/ SUZANNE H. WOOLSEY  ----------------------------  Suzanne H. Woolsey