<SEC-DOCUMENT>0001078782-12-003243.txt : 20121218
<SEC-HEADER>0001078782-12-003243.hdr.sgml : 20121218
<ACCEPTANCE-DATETIME>20121218162604
ACCESSION NUMBER:		0001078782-12-003243
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20121214
FILED AS OF DATE:		20121218
DATE AS OF CHANGE:		20121218

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bassani August Shelby
		CENTRAL INDEX KEY:			0001564907

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-52998
		FILM NUMBER:		121271624

	MAIL ADDRESS:	
		STREET 1:		25803 PEPPER BEND LANE
		CITY:			KATY
		STATE:			TX
		ZIP:			77494

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Imprimis Pharmaceuticals, Inc.
		CENTRAL INDEX KEY:			0001360214
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				450567010
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		437 S. HWY 101
		STREET 2:		STE 209
		CITY:			SOLANA BEACH
		STATE:			CA
		ZIP:			92075
		BUSINESS PHONE:		858-433-2800

	MAIL ADDRESS:	
		STREET 1:		437 S. HWY 101
		STREET 2:		STE 209
		CITY:			SOLANA BEACH
		STATE:			CA
		ZIP:			92075

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TRANSDEL PHARMACEUTICALS INC
		DATE OF NAME CHANGE:	20070912

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Bywater Resources, Inc
		DATE OF NAME CHANGE:	20060421
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2012-12-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001360214</issuerCik>
        <issuerName>Imprimis Pharmaceuticals, Inc.</issuerName>
        <issuerTradingSymbol>IMMY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001564907</rptOwnerCik>
            <rptOwnerName>Bassani August Shelby</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>25803 PEPPER BEND LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>KATY</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77494</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option - Right to Buy</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.15</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2012-12-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>38014</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2017-12-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>38014</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>38014</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The vesting period of the option commences on January 1, 2013 with 1/12 of the shares underlying the option to vest on each monthly anniversary of the vesting commencement date until all such shares have vested.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ August S. Bassani</signatureName>
        <signatureDate>2012-12-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
