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<CONFORMED-NAME>NEKTAR THERAPEUTICS
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<CITY>SAN CARLOS
<STATE>CA
<ZIP>94070
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<FORMER-CONFORMED-NAME>INHALE THERAPEUTIC SYSTEMS INC
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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">UNITED
STATES<br>
SECURITIES AND EXCHANGE COMMISSION</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Washington, D.C.&#160; 20549</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">FORM 8-K</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">CURRENT
REPORT</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="3" face="Times New Roman" style="font-size:12.0pt;font-weight:bold;">Pursuant to
Section&nbsp;13 or 15(d) of the<br>
Securities Exchange Act of 1934</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Date of Report
(Date of earliest event reported): <b><font style="font-weight:bold;">March&nbsp;30, 2004</font></b></font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<div align="center">

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="5" face="Times New Roman" style="font-size:18.0pt;font-weight:bold;">Nektar
  Therapeutics</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Exact Name of
  Registrant as Specified in Charter)</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Delaware</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(State or Other
  Jurisdiction of Incorporation)</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="0%" style="border:none;font-size:1.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">000-23556</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">94-3134940</font></b></p>
  </td>
  <td width="0%" style="border:none;font-size:1.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
 </tr>
 <tr>
  <td width="0%" style="border:none;font-size:1.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Commission File
  No.)</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(IRS Employer
  Identification No.)</font></p>
  </td>
  <td width="0%" style="border:none;font-size:1.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
 </tr>
 <tr>
  <td width="0%" style="border:none;font-size:10.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.0%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="48%" valign="top" style="padding:0in 0in 0in 0in;width:48.94%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
  <td width="0%" style="border:none;font-size:10.0pt;padding:0in 0in 0in 0in;"><p style="margin:0in 0in .0001pt;text-align:justify;">&nbsp;</p></td>
 </tr>
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  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">150 Industrial Road</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">San Carlos, CA 94070</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(Address of
  Principal Executive Offices and Zip Code)</font></p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="100%" colspan="5" valign="top" style="padding:0in .7pt 0in .7pt;width:100.0%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Registrant&#146;s
  telephone number, including area code: <b><font style="font-weight:bold;">(650) 631-3100</font></b></font></p>
  </td>
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  <td width="0" style="border:none;"></td>
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</font></div>


<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

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<p align="left" style="border:none;margin:0in 0in .0001pt;padding:0in;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

</div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>


<div align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

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<font size="2" face="Times New Roman" style="font-size:10.0pt;">
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</font>

<p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item 5.&#160; Other Events and Regulation FD Disclosure.</font></b></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">On March&nbsp;30, 2004, Nektar Therapeutics issued a press release
entitled &#147;Nektar Therapeutics Announces Completion of Redemption of 3%
Convertible Subordinated Notes due June&nbsp;2010.&#148;&#160; A copy of the press release is attached hereto as Exhibit 99.1
and is incorporated herein by reference.</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Item
7.&#160; Financial Statements, Pro Forma Financial
Information and Exhibits.</font></b></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="8%" valign="bottom" style="border:none;border-bottom:solid windowtext .5pt;padding:0in 0in 0in 0in;width:8.64%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Number</font></b></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.18%;">
  <p align="center" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
  <td width="89%" valign="bottom" style="border:none;border-bottom:solid windowtext .5pt;padding:0in 0in 0in 0in;width:89.18%;">
  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Description</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:8.64%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.18%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="89%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:89.18%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="8%" valign="top" style="padding:0in 0in 0in 0in;width:8.64%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">99.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.18%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="89%" valign="top" style="padding:0in 0in 0in 0in;width:89.18%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Press Release,
  dated March&nbsp;30, 2004, entitled &#147;Nektar Therapeutics Announces Completion
  of Redemption of 3% Convertible Subordinated Notes due June&nbsp;2010&#148;</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2</font></p>


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</font></div>

<font size="2" face="Times New Roman" style="font-size:10.0pt;">
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</font>

<p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SIGNATURE</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;text-indent:.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Pursuant to the requirements of the Securities Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="92%" style="border-collapse:collapse;width:92.22%;">
 <tr>
  <td width="54%" valign="top" style="padding:0in 0in 0in 0in;width:54.82%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="45%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:45.18%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">NEKTAR THERAPEUTICS</font></b></p>
  </td>
 </tr>
 <tr>
  <td width="54%" valign="top" style="padding:0in 0in 0in 0in;width:54.82%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="45%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:45.18%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="54%" valign="top" style="padding:0in 0in 0in 0in;width:54.82%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.94%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.24%;">
  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="54%" valign="top" style="padding:0in 0in 0in 0in;width:54.82%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Dated: March&nbsp;30,
  2004</font></p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.94%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="41%" valign="top" style="border:none;border-bottom:solid windowtext .5pt;padding:0in 0in 0in 0in;width:41.24%;">
  <p align="left" style="margin:0in 0in .0001pt 30.0pt;text-align:left;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Ajit S. Gill</font></p>
  </td>
 </tr>
 <tr>
  <td width="54%" valign="top" style="padding:0in 0in 0in 0in;width:54.82%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="3%" valign="top" style="padding:0in 0in 0in 0in;width:3.94%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="41%" valign="top" style="border:none;padding:0in 0in 0in 0in;width:41.24%;">
  <p align="left" style="margin:0in 0in .0001pt 30.0pt;text-align:left;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Ajit S. Gill</font></p>
  </td>
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  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="41%" valign="top" style="padding:0in 0in 0in 0in;width:41.24%;">
  <p align="left" style="margin:0in 0in .0001pt 20.15pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">President, Chief Executive Officer and<br>
  Director</font></p>
  </td>
 </tr>
</table>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">3</font></p>


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<p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Exhibit Index</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
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  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Number</font></b></p>
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  <p align="center" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
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  <p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="1" face="Times New Roman" style="font-size:8.0pt;font-weight:bold;">Description</font></b></p>
  </td>
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  <p align="left" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.18%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
  <td width="89%" valign="bottom" style="border:none;padding:0in 0in 0in 0in;width:89.18%;">
  <p align="center" style="font-size:10.0pt;margin:0in 0in .0001pt;text-align:center;">&nbsp;</p>
  </td>
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  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">99.1</font></p>
  </td>
  <td width="2%" valign="bottom" style="padding:0in 0in 0in 0in;width:2.18%;">
  <p align="left" style="font-size:1.0pt;margin:0in 0in .0001pt;text-align:left;">&nbsp;</p>
  </td>
  <td width="89%" valign="top" style="padding:0in 0in 0in 0in;width:89.18%;">
  <p align="left" style="margin:0in 0in .0001pt;text-align:left;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Press Release,
  dated March&nbsp;30, 2004, entitled &#147;Nektar Therapeutics Announces Completion
  of Redemption of 3% Convertible Subordinated Notes due June&nbsp;2010&#148;</font></p>
  </td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4</font></p>


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<p align="right" style="margin:0in 0in .0001pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit 99.1</font></b></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;text-indent:0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="left" style="margin:0in 0in .0001pt;text-align:left;text-indent:0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Nektar
Therapeutics Announces Completion of Redemption of 3%<br>
Convertible Subordinated Notes Due June&nbsp;2010</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">San Carlos, CA, March&nbsp;30, 2004</font></b>
&#150; Nektar Therapeutics (Nasdaq:NKTR) announced today that it has completed the
previously announced redemption of all of its 3% convertible subordinated notes
due June&nbsp;2010.</p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The aggregate
outstanding principal amount of the notes at the time the redemption was
announced was approximately $133.3 million.&#160;
Holders of all of the outstanding notes converted their notes into
shares of the company&#146;s common stock prior to the March&nbsp;29, 2004
redemption date, and none of the outstanding principal amount of the notes was
redeemed for cash. As a result of these conversions, approximately 11.7 million
shares of Nektar&#146;s common stock will be issued to these note holders.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">In accordance
with the terms of the indentures governing the terms of the notes converted,
the Company paid cash &#147;make-whole&#148; payments to the holders of the notes
surrendered for conversion after the announcement of the redemption in the
aggregate amount of approximately $10.0 million.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">After giving
effect to the conversion of the June&nbsp;2010 notes, Nektar has outstanding
convertible subordinated notes and debentures in the principal amount of
approximately $181.7 million, of which $7.7 million is due in 2006 and the
remainder is due in 2007.&#160; Combined with
the 9.5 million shares issued as a result of an underwritten public offering
announced on March&nbsp;8, 2004, and giving effect to the conversion of the
June&nbsp;2010 notes, the total number of shares of the Company&#146;s common stock
will be approximately 83.0 million shares.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="font-size:10.0pt;margin:0in 0in .0001pt;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">About Nektar Therapeutics</font></b><br>
Nektar Therapeutics provides industry-leading drug delivery technologies,
expertise and manufacturing to enable the development of high-value,
differentiated therapeutics. Nektar&#146;s advanced drug delivery capabilities are
designed to enable the Company&#146;s biotechnology and pharmaceutical partners to
solve drug development challenges and realize the full potential of their therapeutics,
from development of new molecular entities to managing the lifecycles of
established products.</p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This release
contains forward-looking statements that reflect management&#146;s current views as
to Nektar Therapeutics&#146; business strategy, product and technology development
plans and funding, collaborative arrangements, clinical trials, and other
future events and operations. These forward-looking statements involve
uncertainties and other risks that are detailed in Nektar Therapeutics&#146; reports
and other filings with the SEC, including its Annual Report on Form 10-K for
the year ended December&nbsp;31, 2003. Actual results could differ materially
from these forward-looking statements.</font></p>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;"># # #</font></p>

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