<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by Broadridge Transform (tm) - http://www.broadridge.com -->
<!-- Created: Tue Oct 13 12:00:03 UTC 2026 -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
    <loc xlink:type="locator" xlink:label="galt_JoelLewisMember" xlink:href="galt-20261203.xsd#galt_JoelLewisMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="galt_JoelLewisMember_lbl" xml:lang="en-US">Joel Lewis [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="galt_JoelLewisMember" xlink:to="galt_JoelLewisMember_lbl"/>
    <loc xlink:type="locator" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl" xml:lang="en-US">Net Income (Loss) Available to Common Stockholders, Basic</label>
<!-- [WMV7][780dMlOsmhbSc0UcU2xhQQhrDwma9fYNmSWFUZXKR7hJd6L5O9D5nugQ/VVUOr9fvcUKW0kom9UaGjJ9/9WxZZpW+N56KVyPxNSKy/DR2yjB1aegm1SqSnmCezZVt07llo0pJF1G4rGPW4UywmtWaKv8aRgpU0PaGclFuVRWAcJ61BflHQ0QN80XYEmVY5rBSMyWFDQKshZLXrHvOBS/9DTrqGHpIWtt7NMfsUx6o1I12NF8S01GVzm7lWENCrIMc1aZTkEtrYN2A4YzuNoHhI24jp2CG03c6gW4yUZdhj2+N1Zyc9J76AZiEKcBnruaVtYmKRoczn7ssDYqaDVFMQdAS2YQQoc+OKXQwoXijfmOGS7Ui5MUkk8vKUiI] CSR-->
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:to="us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_lbl"/>
  </labelLink>
</linkbase>
