<informationTable xmlns="http://www.sec.gov/edgar/document/thirteenf/informationtable">		<infoTable>
			<nameOfIssuer>AEGERION PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>NOTE 2.000% 8/1</titleOfClass>
			<cusip>00767EAB8</cusip>
			<value>77523</value>
			<shrsOrPrnAmt>
				<sshPrnamt>95045000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>0</Shared>
				<None>95045000</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>PTC THERAPEUTICS INC</nameOfIssuer>
			<titleOfClass>NOTE 3.000% 8/1</titleOfClass>
			<cusip>69366JAB7</cusip>
			<value>36690</value>
			<shrsOrPrnAmt>
				<sshPrnamt>45567000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>0</Shared>
				<None>46567000</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>SUCAMPO PHARMACEUTICALS INC</nameOfIssuer>
			<titleOfClass>NOTE 3.250%12/1</titleOfClass>
			<cusip>864909AA4</cusip>
			<value>14670</value>
			<shrsOrPrnAmt>
				<sshPrnamt>12000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>0</Shared>
				<None>12000000</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VIVUS INC</nameOfIssuer>
			<titleOfClass>NOTE 4.500% 5/0</titleOfClass>
			<cusip>928551AB6</cusip>
			<value>29716</value>
			<shrsOrPrnAmt>
				<sshPrnamt>46000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>0</Shared>
				<None>46000000</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>VIVUS INC</nameOfIssuer>
			<titleOfClass>NOTE 4.500% 5/0</titleOfClass>
			<cusip>928551AB6</cusip>
			<value>9044</value>
			<shrsOrPrnAmt>
				<sshPrnamt>14000000</sshPrnamt>
				<sshPrnamtType>PRN</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>DFND</investmentDiscretion>
			<votingAuthority>
				<Sole>0</Sole>
				<Shared>0</Shared>
				<None>14000000</None>
			</votingAuthority>
		</infoTable>
		<infoTable>
			<nameOfIssuer>APOLLO ENDOSURGERY INC</nameOfIssuer>
			<titleOfClass>COM</titleOfClass>
			<cusip>03767D108</cusip>
			<value>1412</value>
			<shrsOrPrnAmt>
				<sshPrnamt>252079</sshPrnamt>
				<sshPrnamtType>SH</sshPrnamtType>
			</shrsOrPrnAmt>
			<investmentDiscretion>SOLE</investmentDiscretion>
			<votingAuthority>
				<Sole>252079</Sole>
				<Shared>0</Shared>
				<None>0</None>
			</votingAuthority>
		</infoTable>
</informationTable>
