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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 SS+dVtsbIaofWjOBh3AowekIkbUFVK9J+myLzbJl2PcPCriYhSLC5YZIpQDxBCIs
 Hrajx8YF0MLsnsZcusO+og==

<SEC-DOCUMENT>0000875320-11-000004.txt : 20110125
<SEC-HEADER>0000875320-11-000004.hdr.sgml : 20110125
<ACCEPTANCE-DATETIME>20110125131009
ACCESSION NUMBER:		0000875320-11-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20110121
FILED AS OF DATE:		20110125
DATE AS OF CHANGE:		20110125

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VERTEX PHARMACEUTICALS INC / MA
		CENTRAL INDEX KEY:			0000875320
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				043039129
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		130 WAVERLY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139-4242
		BUSINESS PHONE:		6165776000

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sachdev Amit
		CENTRAL INDEX KEY:			0001406338

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-19319
		FILM NUMBER:		11545928

	MAIL ADDRESS:	
		STREET 1:		C/O VERTEX PHARMACEUTICALS INCORPORATED
		STREET 2:		130 WAVERLY STREET
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2011-01-21</periodOfReport>

    <issuer>
        <issuerCik>0000875320</issuerCik>
        <issuerName>VERTEX PHARMACEUTICALS INC / MA</issuerName>
        <issuerTradingSymbol>VRTX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001406338</rptOwnerCik>
            <rptOwnerName>Sachdev Amit</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VERTEX PHARMACEUTICALS INCORPORATED</rptOwnerStreet1>
            <rptOwnerStreet2>130 WAVERLY STREET</rptOwnerStreet2>
            <rptOwnerCity>CAMBRIDGE</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02139</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP, Corp Affairs &amp; Pub Policy</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2011-01-21</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2128</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>39.92</value>
                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>33960</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>410</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401(k)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Transaction made pursuant to Mr. Sachdev's comany approved trading plan established under Rule 10b5-1.</footnote>
        <footnote id="F2">Open market sales reported on this line occurred at a weighted average price of $39.92 (range $39.77 to $40.02).</footnote>
        <footnote id="F3">Mr. Sachdev undertakes to provide (upon request by the SEC staff, the issuer or a security holder of the issuer) full information regarding the number of shares sold at each separate price.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Valerie L. Andrews, Attorney-In-Fact</signatureName>
        <signatureDate>2011-01-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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