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    <issuer>
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        <issuerName>FULTON FINANCIAL CORP</issuerName>
        <issuerTradingSymbol>FULT</issuerTradingSymbol>
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            <rptOwnerName>Stolzer Daniel R</rptOwnerName>
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            <rptOwnerStreet2>P.O. BOX 4887, ONE PENN SQUARE</rptOwnerStreet2>
            <rptOwnerCity>LANCASTER</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>17602</rptOwnerZipCode>
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            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>Sr Executive Vice President</officerTitle>
            <otherText></otherText>
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    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Reinvestment of Dividends.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>John R. Merva, Attorney-in-Fact</signatureName>
        <signatureDate>2019-02-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
