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</LabelSeparator><Level>2</Level><ElementName>chtp_WarrantsForCommonStockTextBlock</ElementName><ElementPrefix>chtp_</ElementPrefix><IsBaseElement>false</IsBaseElement><BalanceType>na</BalanceType><PeriodType>duration</PeriodType><IsReportTitle>false</IsReportTitle><IsSegmentTitle>false</IsSegmentTitle><IsCalendarTitle>false</IsCalendarTitle><IsEquityPrevioslyReportedAsRow>false</IsEquityPrevioslyReportedAsRow><IsEquityAdjustmentRow>false</IsEquityAdjustmentRow><IsBeginningBalance>false</IsBeginningBalance><IsEndingBalance>false</IsEndingBalance><IsReverseSign>false</IsReverseSign><PreferredLabelRole>verboseLabel</PreferredLabelRole><FootnoteIndexer /><Cells><Cell FlagID="0" ContextID="P01_01_2013To06_30_2013" UnitID=""><Id>1</Id><IsNumeric>false</IsNumeric><IsRatio>false</IsRatio><DisplayZeroAsNone>false</DisplayZeroAsNone><NumericAmount>0</NumericAmount><RoundedNumericAmount>0</RoundedNumericAmount><NonNumbericText>              &lt;table border="0" style="clear:both;width:100%; table-layout:fixed;"&gt;  &lt;tr&gt;  &lt;td&gt;&lt;/td&gt;  &lt;/tr&gt;  &lt;/table&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif "&gt;  &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  &lt;table style="clear:both;MARGIN-TOP: 0px; FONT: 10pt Times New Roman, Times, Serif; MARGIN-BOTTOM: 0px"   cellspacing="0" cellpadding="0"&gt;  &lt;tr style="TEXT-ALIGN: justify; VERTICAL-ALIGN: top"&gt;  &lt;td style="WIDTH: 0in"&gt;&lt;/td&gt;  &lt;td style="TEXT-ALIGN: left; WIDTH: 0.75in"&gt;  &lt;div&gt;&lt;font style="TEXT-TRANSFORM: uppercase"&gt;&lt;b&gt;Note  5&lt;/b&gt;&lt;/font&gt;&lt;/div&gt;  &lt;/td&gt;  &lt;td style="TEXT-ALIGN: justify"&gt;  &lt;div&gt;&lt;font style="TEXT-TRANSFORM: uppercase"&gt;&lt;b&gt;COMMON STOCK  WARRANTS&lt;/b&gt;&lt;/font&gt;&lt;/div&gt;  &lt;/td&gt;  &lt;/tr&gt;  &lt;/table&gt;    &lt;font style="TEXT-TRANSFORM: uppercase"&gt;&lt;/font&gt;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &amp;#160;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  No warrants were exercised during the three and six&amp;#160;months  ended June 30, 2013.&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &amp;#160;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  In May 2013, unexercised warrants for the purchase of&lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;250,000&lt;/font&gt;  shares of the Company&amp;#8217;s stock expired. These warrants had  been issued in 2006 in conjunction with and as compensation for  activities related to a licensing agreement and under a  Finder&amp;#8217;s Agreement and permitted the holder to purchase the  underlying common shares at $&lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;4.31&lt;/font&gt;  per share. The exercise of these warrants was conditioned on an  event that occurred in January 2007 and, accordingly, the Company  recorded a charge based on the warrants&amp;#8217; fair value  determined at January 2007.&lt;/div&gt;  &lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 0.5in; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &amp;#160;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  In March 2013, unexercised warrants for the purchase of &lt;font  style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  1,286,764&lt;/font&gt; shares of the Company&amp;#8217;s stock expired. These  warrants had been issued in March 2010 in conjunction with a 2010  sale of equities and permitted the holders to purchase the  underlying common shares at $&lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;2.79&lt;/font&gt;  each or elect a net share settlement and were exercisable in whole  at any time, or in part from time to time, during the period  commencing six months after the date of issuance and ending three  years from the date of issuance. Of the &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  2,345,000&lt;/font&gt; warrants issued in 2010, warrants for the purchase  of &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  1,058,236&lt;/font&gt; shares had been exercised in previous  periods.&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &amp;#160;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  In February 2013, unexercised warrants for the purchase of &lt;font  style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  486,766&lt;/font&gt; shares of the Company&amp;#8217;s stock expired. These  warrants had been issued in February 2006 in conjunction with a  2006 sale of equities and were exercisable in whole at any time, or  in part from time to time, for cash or in a net share settlement,  for seven years from the date of issuance. Of the &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  716,666&lt;/font&gt; warrants issued in 2006, warrants for the purchase  of &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  229,900&lt;/font&gt; shares had been exercised in previous periods.&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  &amp;#160;&lt;/div&gt;    &lt;div style="clear:both;FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt;TEXT-INDENT: 22.5pt; MARGIN: 0pt 0px; FONT: 10pt Times New Roman, Times, Serif"&gt;  In February 2012, a warrant holder exercised the right to purchase  &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  57,000&lt;/font&gt; shares of the common stock of the Company, with an  exercise price of $&lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;3.30&lt;/font&gt;  per share, pursuant to a cashless exercise whereby the Company, in  a net share settlement, issued &lt;font style="FONT-FAMILY: 'Times New Roman','serif'; FONT-SIZE: 10pt"&gt;  17,148&lt;/font&gt; shares of its common stock to the warrant holder  based on the excess of the market price over the exercise price on  the date of exercise.&lt;/div&gt;  &lt;/div&gt;        </NonNumbericText><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>nonnum:textBlockItemType</ElementDataType><SimpleDataType>na</SimpleDataType><ElementDefenition>It represents about warrants issued during the period number of warrants exercised and expired.</ElementDefenition><ElementReferences>No definition available.</ElementReferences><IsTotalLabel>false</IsTotalLabel><UnitID>0</UnitID><Label>Warrants For Common Stock [Text Block]</Label></Row></Rows><Footnotes /><IsEquityReport>false</IsEquityReport><ReportName>COMMON STOCK WARRANTS</ReportName><MonetaryRoundingLevel>UnKnown</MonetaryRoundingLevel><SharesRoundingLevel>UnKnown</SharesRoundingLevel><PerShareRoundingLevel>UnKnown</PerShareRoundingLevel><ExchangeRateRoundingLevel>UnKnown</ExchangeRateRoundingLevel><HasCustomUnits>true</HasCustomUnits><IsEmbedReport>false</IsEmbedReport><IsMultiCurrency>false</IsMultiCurrency><ReportType>Sheet</ReportType><RoleURI>http://www.chelseatherapeutics.com/role/CommonStockWarrants</RoleURI><NumberOfCols>1</NumberOfCols><NumberOfRows>2</NumberOfRows></InstanceReport>
