diff --git a/backend/static/js/app.js b/backend/static/js/app.js
index 589e18e..57415b5 100644
--- a/backend/static/js/app.js
+++ b/backend/static/js/app.js
@@ -3,7 +3,7 @@
    Router, State-Management, Navigation, Initialisierung.
    ============================================================ */
 
-const APP_VER = '392'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
+const APP_VER = '393'; // ← bei jedem Deploy mit Frontend-Änderungen erhöhen
 
 const App = (() => {
 
diff --git a/backend/static/js/pages/erste-hilfe.js b/backend/static/js/pages/erste-hilfe.js
index 5e9d262..6c76d86 100644
--- a/backend/static/js/pages/erste-hilfe.js
+++ b/backend/static/js/pages/erste-hilfe.js
@@ -2,10 +2,11 @@ window.Page_erste_hilfe = (() => {
   let _container = null;
   let _appState  = null;
 
-  async function init(container, appState) {
+  async function init(container, appState, params = {}) {
     _container = container;
     _appState  = appState;
     _render();
+    if (params.tab) _activateTab(params.tab);
   }
 
   function refresh() {}
diff --git a/backend/static/js/pages/poison.js b/backend/static/js/pages/poison.js
index af52c68..71d4a1a 100644
--- a/backend/static/js/pages/poison.js
+++ b/backend/static/js/pages/poison.js
@@ -68,18 +68,12 @@ window.Page_poison = (() => {
       </div>
 
       <div style="display:flex;gap:var(--space-2);flex-wrap:wrap;margin-bottom:var(--space-3)">
-        <a href="tel:110" class="btn btn-secondary btn-sm" style="flex:1;text-align:center;text-decoration:none">
+        <a href="tel:110" class="btn btn-secondary" style="flex:1;text-align:center;text-decoration:none">
           ${UI.icon('phone')} <strong>110</strong> Polizei
         </a>
-        <a href="tel:+498919240" class="btn btn-secondary btn-sm" style="flex:1;text-align:center;text-decoration:none">
-          ${UI.icon('first-aid')} <strong>089 19240</strong> Tiergift München
-        </a>
-        <a href="tel:+493019240" class="btn btn-secondary btn-sm" style="flex:1;text-align:center;text-decoration:none">
-          ${UI.icon('first-aid')} <strong>030 19240</strong> Tiergift Berlin
-        </a>
-        <a href="tel:+4314064343" class="btn btn-secondary btn-sm" style="flex:1;text-align:center;text-decoration:none">
-          ${UI.icon('first-aid')} <strong>01 4064343</strong> Tiergift Wien
-        </a>
+        <button class="btn btn-secondary" id="poison-btn-erstehilfe" style="flex:1">
+          ${UI.icon('first-aid')} Erste Hilfe & Tiergift
+        </button>
       </div>
 
       <p id="poison-info"
@@ -95,6 +89,8 @@ window.Page_poison = (() => {
       ?.addEventListener('click', _locateUser);
     document.getElementById('poison-btn-report')
       ?.addEventListener('click', _showReportForm);
+    document.getElementById('poison-btn-erstehilfe')
+      ?.addEventListener('click', () => App.navigate('erste-hilfe', true, { tab: 'lebensgefahr' }));
 
     await UI.loadLeaflet();
     _initMap();
diff --git a/backend/static/sw.js b/backend/static/sw.js
index 64a26c8..7015a07 100644
--- a/backend/static/sw.js
+++ b/backend/static/sw.js
@@ -3,7 +3,7 @@
    Offline-Cache + Push Notifications + Tile-Cache
    ============================================================ */
 
-const CACHE_VERSION = 'by-v413';
+const CACHE_VERSION = 'by-v414';
 const CACHE_STATIC  = `${CACHE_VERSION}-static`;
 const CACHE_TILES   = 'ban-yaro-tiles-v1';  // bleibt über SW-Updates erhalten