diff --git a/frontend-admin/src/api/api_delivery.ts b/frontend-admin/src/api/api_delivery.ts
index dcea78a7..009f08dc 100644
--- a/frontend-admin/src/api/api_delivery.ts
+++ b/frontend-admin/src/api/api_delivery.ts
@@ -205,14 +205,14 @@ export const getMyLocation = async (): Promise<{
 // ALERTES
 // ============================================
 
-export const triggerPoliceAlert = async (): Promise<{
+export const triggerPoliceAlert = async (alertMessage: string): Promise<{
     success: boolean;
     alert_id?: number;
     message?: string;
     error?: string;
 }> => {
     try {
-        const { data } = await apiClient.post(`${API}/alert`);
+        const { data } = await apiClient.post(`${API}/alert`, { message: alertMessage });
         return {
             success: true,
             alert_id: data.alert_id,
diff --git a/frontend-admin/src/api/types.ts b/frontend-admin/src/api/types.ts
index eae55d34..9e96dee1 100644
--- a/frontend-admin/src/api/types.ts
+++ b/frontend-admin/src/api/types.ts
@@ -60,6 +60,7 @@ export interface Alert {
   id: number;
   username: string;
   status: string;
+  message: string;
   created_at: string;
   updated_at: string;
 }
diff --git a/frontend-admin/src/screens/admin/AlertsScreen.tsx b/frontend-admin/src/screens/admin/AlertsScreen.tsx
index 82225149..275586ec 100644
--- a/frontend-admin/src/screens/admin/AlertsScreen.tsx
+++ b/frontend-admin/src/screens/admin/AlertsScreen.tsx
@@ -44,6 +44,12 @@ export default function AlertsScreen() {
                     fontSize: fontSize.md,
                     fontWeight: "600",
                 },
+                alertMessage: {
+                    color: colors.danger,
+                    fontSize: fontSize.sm,
+                    fontWeight: "600",
+                    marginTop: 2,
+                },
                 date: {
                     color: colors.textMuted,
                     fontSize: fontSize.xs,
@@ -75,6 +81,9 @@ export default function AlertsScreen() {
                     <Text style={styles.username}>
                         Livreur: {item.username}
                     </Text>
+                    {item.message ? (
+                        <Text style={styles.alertMessage}>{item.message}</Text>
+                    ) : null}
                     <Text style={styles.date}>
                         {new Date(item.created_at).toLocaleString("fr-FR")}
                     </Text>
diff --git a/frontend-admin/src/screens/cabine/AlertsScreen.tsx b/frontend-admin/src/screens/cabine/AlertsScreen.tsx
index 7e4658fc..3bf0e177 100644
--- a/frontend-admin/src/screens/cabine/AlertsScreen.tsx
+++ b/frontend-admin/src/screens/cabine/AlertsScreen.tsx
@@ -56,6 +56,12 @@ export default function AlertsScreen() {
                     fontSize: fontSize.md,
                     fontWeight: "600",
                 },
+                alertMessage: {
+                    color: colors.danger,
+                    fontSize: fontSize.sm,
+                    fontWeight: "600",
+                    marginTop: 2,
+                },
                 date: {
                     color: colors.textMuted,
                     fontSize: fontSize.xs,
@@ -108,6 +114,9 @@ export default function AlertsScreen() {
                     <Text style={styles.username}>
                         Livreur: {item.username}
                     </Text>
+                    {item.message ? (
+                        <Text style={styles.alertMessage}>{item.message}</Text>
+                    ) : null}
                     <Text style={styles.date}>
                         {new Date(item.created_at).toLocaleString("fr-FR")}
                     </Text>
diff --git a/frontend-admin/src/screens/delivery/AlertsScreen.tsx b/frontend-admin/src/screens/delivery/AlertsScreen.tsx
index 4145a0fe..1834bf06 100644
--- a/frontend-admin/src/screens/delivery/AlertsScreen.tsx
+++ b/frontend-admin/src/screens/delivery/AlertsScreen.tsx
@@ -25,14 +25,21 @@ import Button from "../../components/ui/Button";
 import AlertModal from "../../components/ui/AlertModal";
 import { useAlert } from "../../hooks/useAlert";
 
+const ALERT_PHRASES = [
+    { label: "Contrôle de police", icon: "shield-outline" as const },
+    { label: "Guet-apens", icon: "warning-outline" as const },
+];
+
 export default function AlertsScreen() {
     const { colors } = useTheme();
     const [alerts, setAlerts] = useState<AlertType[]>([]);
     const [loading, setLoading] = useState(true);
     const [refreshing, setRefreshing] = useState(false);
     const [triggering, setTriggering] = useState(false);
+    const [showPhraseModal, setShowPhraseModal] = useState(false);
     const [showConfirmModal, setShowConfirmModal] = useState(false);
     const [showSuccessModal, setShowSuccessModal] = useState(false);
+    const [selectedPhrase, setSelectedPhrase] = useState("");
     const [successMessage, setSuccessMessage] = useState("");
     const [pulseAnim] = useState(() => new Animated.Value(1));
     const { alert: alertModal, showError, hideAlert } = useAlert();
@@ -77,10 +84,16 @@ export default function AlertsScreen() {
         setRefreshing(false);
     };
 
+    const handleSelectPhrase = (phrase: string) => {
+        setSelectedPhrase(phrase);
+        setShowPhraseModal(false);
+        setShowConfirmModal(true);
+    };
+
     const handleConfirmTrigger = async () => {
         setShowConfirmModal(false);
         setTriggering(true);
-        const res = await triggerPoliceAlert();
+        const res = await triggerPoliceAlert(selectedPhrase);
         setTriggering(false);
         if (res.success) {
             setSuccessMessage(res.message || "Alerte déclenchée avec succès");
@@ -113,6 +126,9 @@ export default function AlertsScreen() {
                     }
                 />
                 <View style={{ flex: 1, marginLeft: spacing.m }}>
+                    {item.message ? (
+                        <Text style={styles.alertMessage}>{item.message}</Text>
+                    ) : null}
                     <Text style={styles.date}>
                         {new Date(item.created_at).toLocaleString("fr-FR")}
                     </Text>
@@ -142,6 +158,7 @@ export default function AlertsScreen() {
             StyleSheet.create({
                 container: { flex: 1, backgroundColor: colors.bgPrimary },
                 row: { flexDirection: "row", alignItems: "center" },
+                alertMessage: { color: colors.textPrimary, fontSize: fontSize.md, fontWeight: "600", marginBottom: 2 },
                 date: { color: colors.textMuted, fontSize: fontSize.sm },
                 empty: {
                     color: colors.textMuted,
@@ -303,6 +320,21 @@ export default function AlertsScreen() {
                     fontSize: fontSize.md,
                     fontWeight: "700",
                 },
+                phraseBtn: {
+                    flexDirection: "row",
+                    alignItems: "center",
+                    gap: spacing.m,
+                    paddingVertical: 14,
+                    paddingHorizontal: spacing.l,
+                    borderRadius: borderRadius.sm,
+                    borderWidth: 1,
+                    backgroundColor: colors.bgInput,
+                },
+                phraseBtnText: {
+                    fontSize: fontSize.md,
+                    fontWeight: "600",
+                    flex: 1,
+                },
             }),
         [colors],
     );
@@ -311,6 +343,50 @@ export default function AlertsScreen() {
 
     return (
         <View style={styles.container}>
+            {/* Phrase selection Modal */}
+            <Modal
+                visible={showPhraseModal}
+                transparent
+                animationType="fade"
+                onRequestClose={() => setShowPhraseModal(false)}
+            >
+                <View style={styles.modalOverlay}>
+                    <View style={[styles.modalContent, { borderColor: colors.danger + "40" }]}>
+                        <View style={styles.modalIconCircle}>
+                            <View style={styles.modalIconInner}>
+                                <Ionicons name="warning" size={40} color={colors.white} />
+                            </View>
+                        </View>
+                        <Text style={styles.modalTitle}>Type d'alerte</Text>
+                        <Text style={styles.modalMessage}>
+                            Sélectionnez la raison de l'alerte.
+                        </Text>
+                        <View style={{ width: "100%", gap: spacing.m, marginBottom: spacing.l }}>
+                            {ALERT_PHRASES.map((p) => (
+                                <TouchableOpacity
+                                    key={p.label}
+                                    style={[styles.phraseBtn, { borderColor: colors.danger }]}
+                                    onPress={() => handleSelectPhrase(p.label)}
+                                    activeOpacity={0.7}
+                                >
+                                    <Ionicons name={p.icon} size={20} color={colors.danger} />
+                                    <Text style={[styles.phraseBtnText, { color: colors.textWhite }]}>
+                                        {p.label}
+                                    </Text>
+                                </TouchableOpacity>
+                            ))}
+                        </View>
+                        <TouchableOpacity
+                            style={styles.modalCancelBtn}
+                            onPress={() => setShowPhraseModal(false)}
+                            activeOpacity={0.7}
+                        >
+                            <Text style={styles.modalCancelText}>Annuler</Text>
+                        </TouchableOpacity>
+                    </View>
+                </View>
+            </Modal>
+
             {/* Confirmation Modal */}
             <Modal
                 visible={showConfirmModal}
@@ -342,6 +418,11 @@ export default function AlertsScreen() {
                             police. Cette action notifiera immédiatement
                             l'administration.
                         </Text>
+                        {selectedPhrase ? (
+                            <Text style={[styles.modalWarning, { color: colors.danger, marginBottom: spacing.m }]}>
+                                {selectedPhrase}
+                            </Text>
+                        ) : null}
                         <Text style={styles.modalWarning}>
                             Confirmez-vous le déclenchement ?
                         </Text>
@@ -417,7 +498,7 @@ export default function AlertsScreen() {
             <View style={styles.triggerSection}>
                 <Button
                     title={triggering ? "Envoi..." : "Déclencher alerte police"}
-                    onPress={() => setShowConfirmModal(true)}
+                    onPress={() => setShowPhraseModal(true)}
                     disabled={triggering}
                     style={{ backgroundColor: colors.danger }}
                 />