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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 rm/YEYAsY2LOWSi60+S87w==

<SEC-DOCUMENT>0001437904-09-000059.txt : 20091020
<SEC-HEADER>0001437904-09-000059.hdr.sgml : 20091020
<ACCEPTANCE-DATETIME>20091020170743
ACCESSION NUMBER:		0001437904-09-000059
CONFORMED SUBMISSION TYPE:	D
PUBLIC DOCUMENT COUNT:		1
ITEM INFORMATION:		Rule 506
FILED AS OF DATE:		20091020
DATE AS OF CHANGE:		20091020
EFFECTIVENESS DATE:		20091020

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CYTODYN INC
		CENTRAL INDEX KEY:			0001175680
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				753056237
		STATE OF INCORPORATION:			CO
		FISCAL YEAR END:			0531

	FILING VALUES:
		FORM TYPE:		D
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	021-44765
		FILM NUMBER:		091128493

	BUSINESS ADDRESS:	
		STREET 1:		1511 THIRD STREET
		CITY:			SANTA FE
		STATE:			NM
		ZIP:			87505
		BUSINESS PHONE:		505-988-5520

	MAIL ADDRESS:	
		STREET 1:		1511 THIRD STREET
		CITY:			SANTA FE
		STATE:			NM
		ZIP:			87505

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	REXRAY CORP
		DATE OF NAME CHANGE:	20020617
</SEC-HEADER>
<DOCUMENT>
<TYPE>D
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0603</schemaVersion>

    <submissionType>D</submissionType>

    <testOrLive>LIVE</testOrLive>

    <primaryIssuer>
        <cik>0001175680</cik>
        <entityName>CYTODYN INC</entityName>
        <issuerAddress>
            <street1>1511 THIRD STREET</street1>
            <city>SANTA FE</city>
            <stateOrCountry>NM</stateOrCountry>
            <zipCode>87505</zipCode>
        </issuerAddress>
        <issuerPhoneNumber>505-988-5520</issuerPhoneNumber>
        <jurisdictionOfInc>COLORADO</jurisdictionOfInc>
        <edgarPreviousNameList>
            <previousName>REXRAY CORP</previousName>
        </edgarPreviousNameList>
        <entityType>Corporation</entityType>
        <yearOfInc>
            <overFiveYears>true</overFiveYears>
        </yearOfInc>
    </primaryIssuer>

    <relatedPersonsList>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Allen</firstName>
                <middleName>D.</middleName>
                <lastName>Allen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1511 Third Street</street1>
                <city>Santa Fe</city>
                <stateOrCountry>NM</stateOrCountry>
                <zipCode>87505</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>President</relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Gregory</firstName>
                <middleName>A.</middleName>
                <lastName>Gould</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1511 Third Street</street1>
                <city>Santa Fe</city>
                <stateOrCountry>NM</stateOrCountry>
                <zipCode>87505</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Jordan</firstName>
                <lastName>Naydenov</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1511 Third Street</street1>
                <city>Santa Fe</city>
                <stateOrCountry>NM</stateOrCountry>
                <zipCode>87505</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Ronald</firstName>
                <middleName>J.</middleName>
                <lastName>Tropp</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1511 Third Street</street1>
                <city>Santa Fe</city>
                <stateOrCountry>NM</stateOrCountry>
                <zipCode>87505</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Director</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification></relationshipClarification>
        </relatedPersonInfo>
        <relatedPersonInfo>
            <relatedPersonName>
                <firstName>Corinne</firstName>
                <lastName>Allen</lastName>
            </relatedPersonName>
            <relatedPersonAddress>
                <street1>1511 Third Street</street1>
                <city>Santa Fe</city>
                <stateOrCountry>NM</stateOrCountry>
                <zipCode>87505</zipCode>
            </relatedPersonAddress>
            <relatedPersonRelationshipList>
                <relationship>Executive Officer</relationship>
            </relatedPersonRelationshipList>
            <relationshipClarification>Chief Financial Officer</relationshipClarification>
        </relatedPersonInfo>
    </relatedPersonsList>

    <offeringData>
        <industryGroup>
            <industryGroupType>Biotechnology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>No Revenues</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <yetToOccur>true</yetToOccur>
            </dateOfFirstSale>
        </typeOfFiling>
        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
        </durationOfOffering>
        <typesOfSecuritiesOffered>
            <isEquityType>true</isEquityType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
            <isOtherType>true</isOtherType>
            <descriptionOfOtherType>Series B Convertible Preferred Stock</descriptionOfOtherType>
        </typesOfSecuritiesOffered>
        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>10000</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>2000000</totalOfferingAmount>
            <totalAmountSold>455000</totalAmountSold>
            <totalRemaining>1545000</totalRemaining>
            <clarificationOfResponse></clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>13</totalNumberAlreadyInvested>
        </investors>
        <salesCommissionsFindersFees>
            <salesCommissions>
                <dollarAmount>0</dollarAmount>
            </salesCommissions>
            <findersFees>
                <dollarAmount>0</dollarAmount>
            </findersFees>
            <clarificationOfResponse></clarificationOfResponse>
        </salesCommissionsFindersFees>
        <useOfProceeds>
            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
            </grossProceedsUsed>
            <clarificationOfResponse></clarificationOfResponse>
        </useOfProceeds>
        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>CYTODYN INC</issuerName>
                <signatureName>/s/ Corinne Allen</signatureName>
                <nameOfSigner>Corinne Allen</nameOfSigner>
                <signatureTitle>Chief Financial Officer</signatureTitle>
                <signatureDate>2009-10-20</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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