diff --git a/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/mapper/InpatientDispensingMapper.java b/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/mapper/InpatientDispensingMapper.java
new file mode 100644
index 000000000..fc06fb9f1
--- /dev/null
+++ b/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/mapper/InpatientDispensingMapper.java
@@ -0,0 +1,52 @@
+package com.openhis.web.inpatient.mapper;
+
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 住院发退药数据访问层
+ * 修复 Bug #503：统一明细单与汇总单的状态过滤条件，消除触发时机不一致导致的业务脱节风险
+ */
+@Mapper
+public interface InpatientDispensingMapper {
+
+    /**
+     * 查询发药明细单
+     * @param wardId 病区ID
+     * @param statusList 统一的状态过滤列表 (需申请模式: ['SUBMITTED'], 自动模式: ['EXECUTED', 'SUBMITTED'])
+     */
+    @Select("<script>" +
+            "SELECT d.id, d.patient_name, d.patient_no, d.drug_name, d.spec, d.dosage, d.quantity, d.apply_status " +
+            "FROM phm_dispensing_detail d " +
+            "WHERE d.ward_id = #{wardId} " +
+            "AND d.apply_status IN " +
+            "<foreach item='status' collection='statusList' open='(' separator=',' close=')'>" +
+            "  #{status} " +
+            "</foreach>" +
+            "ORDER BY d.create_time DESC" +
+            "</script>")
+    List<Map<String, Object>> selectDispensingDetails(@Param("wardId") Long wardId,
+                                                      @Param("statusList") List<String> statusList);
+
+    /**
+     * 查询发药汇总单
+     * @param wardId 病区ID
+     * @param statusList 统一的状态过滤列表
+     */
+    @Select("<script>" +
+            "SELECT s.id, s.ward_name, s.total_items, s.total_quantity, s.apply_status " +
+            "FROM phm_dispensing_summary s " +
+            "WHERE s.ward_id = #{wardId} " +
+            "AND s.apply_status IN " +
+            "<foreach item='status' collection='statusList' open='(' separator=',' close=')'>" +
+            "  #{status} " +
+            "</foreach>" +
+            "ORDER BY s.create_time DESC" +
+            "</script>")
+    List<Map<String, Object>> selectDispensingSummaries(@Param("wardId") Long wardId,
+                                                        @Param("statusList") List<String> statusList);
+}
diff --git a/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/service/impl/InpatientDispensingServiceImpl.java b/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/service/impl/InpatientDispensingServiceImpl.java
new file mode 100644
index 000000000..33a1f0d2c
--- /dev/null
+++ b/openhis-server-new/openhis-application/src/main/java/com/openhis/web/inpatient/service/impl/InpatientDispensingServiceImpl.java
@@ -0,0 +1,53 @@
+package com.openhis.web.inpatient.service.impl;
+
+import com.openhis.web.inpatient.mapper.InpatientDispensingMapper;
+import com.openhis.web.inpatient.service.InpatientDispensingService;
+import com.openhis.web.system.service.SysDictDataService;
+import org.springframework.stereotype.Service;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 住院发退药业务实现
+ * 修复 Bug #503：根据字典配置统一明细与汇总单的查询触发时机，确保数据状态同步
+ */
+@Service
+public class InpatientDispensingServiceImpl implements InpatientDispensingService {
+
+    private final InpatientDispensingMapper dispensingMapper;
+    private final SysDictDataService dictDataService;
+
+    public InpatientDispensingServiceImpl(InpatientDispensingMapper dispensingMapper,
+                                          SysDictDataService dictDataService) {
+        this.dispensingMapper = dispensingMapper;
+        this.dictDataService = dictDataService;
+    }
+
+    @Override
+    public Map<String, Object> queryPharmacyDispensingData(Long wardId) {
+        // 1. 获取字典配置：病区护士执行提交药品模式 (默认: 1-需申请模式, 2-自动模式)
+        String submitMode = dictDataService.getDictValueByType("ward_nurse_drug_submit_mode");
+        if (submitMode == null || submitMode.isBlank()) {
+            submitMode = "1"; // 默认需申请模式
+        }
+
+        // 2. 统一数据触发状态条件，彻底解决“明细先显、汇总后显”的逻辑脱节
+        // 需申请模式(1)：仅查询已汇总申请的数据 (apply_status = 'SUBMITTED')
+        // 自动模式(2)：查询护士已执行的数据 (apply_status = 'EXECUTED' 或 'SUBMITTED')
+        List<String> statusFilter = "1".equals(submitMode) 
+                ? Arrays.asList("SUBMITTED") 
+                : Arrays.asList("EXECUTED", "SUBMITTED");
+
+        // 3. 同步查询明细与汇总单，确保药房端接收到的数据触发时机完全一致
+        List<Map<String, Object>> detailList = dispensingMapper.selectDispensingDetails(wardId, statusFilter);
+        List<Map<String, Object>> summaryList = dispensingMapper.selectDispensingSummaries(wardId, statusFilter);
+
+        return Map.of(
+                "details", detailList,
+                "summaries", summaryList,
+                "mode", submitMode
+        );
+    }
+}
diff --git a/openhis-ui-vue3/src/views/pharmacy/PharmacyDispensing.vue b/openhis-ui-vue3/src/views/pharmacy/PharmacyDispensing.vue
new file mode 100644
index 000000000..dc4aaef39
--- /dev/null
+++ b/openhis-ui-vue3/src/views/pharmacy/PharmacyDispensing.vue
@@ -0,0 +1,100 @@
+<template>
+  <div class="pharmacy-dispensing-container">
+    <el-card class="header-card">
+      <div class="header-actions">
+        <el-button type="primary" @click="fetchData" data-cy="refresh-btn">刷新数据</el-button>
+        <span class="mode-tag">当前模式: {{ mode === '1' ? '需申请模式' : '自动模式' }}</span>
+      </div>
+    </el-card>
+
+    <el-row :gutter="20" class="content-row">
+      <el-col :span="12">
+        <el-card>
+          <template #header>
+            <div class="card-header">
+              <span>发药明细单</span>
+              <span class="count-badge" data-cy="detail-count">({{ details.length }})</span>
+            </div>
+          </template>
+          <el-table :data="details" border v-loading="loading" data-cy="dispensing-detail-table" style="width: 100%">
+            <el-table-column prop="patient_name" label="患者姓名" width="120" />
+            <el-table-column prop="drug_name" label="药品名称" />
+            <el-table-column prop="spec" label="规格" width="100" />
+            <el-table-column prop="quantity" label="数量" width="80" align="center" />
+            <el-table-column prop="apply_status" label="状态" width="100" />
+          </el-table>
+        </el-card>
+      </el-col>
+      <el-col :span="12">
+        <el-card>
+          <template #header>
+            <div class="card-header">
+              <span>发药汇总单</span>
+              <span class="count-badge" data-cy="summary-count">({{ summaries.length }})</span>
+            </div>
+          </template>
+          <el-table :data="summaries" border v-loading="loading" data-cy="dispensing-summary-table" style="width: 100%">
+            <el-table-column prop="ward_name" label="病区" width="120" />
+            <el-table-column prop="total_items" label="总项数" width="100" align="center" />
+            <el-table-column prop="total_quantity" label="总数量" width="100" align="center" />
+            <el-table-column prop="apply_status" label="状态" width="100" />
+          </el-table>
+        </el-card>
+      </el-col>
+    </el-row>
+  </div>
+</template>
+
+<script setup>
+import { ref, onMounted } from 'vue'
+import { getDispensingData } from '@/api/pharmacy/dispensing'
+
+const loading = ref(false)
+const details = ref([])
+const summaries = ref([])
+const mode = ref('1')
+
+const fetchData = async () => {
+  loading.value = true
+  try {
+    // 统一调用单一接口获取明细与汇总，确保数据源与触发逻辑完全同步
+    const res = await getDispensingData()
+    details.value = res.data.details || []
+    summaries.value = res.data.summaries || []
+    mode.value = res.data.mode || '1'
+  } catch (error) {
+    console.error('获取发药数据失败:', error)
+  } finally {
+    loading.value = false
+  }
+}
+
+onMounted(fetchData)
+</script>
+
+<style scoped>
+.pharmacy-dispensing-container {
+  padding: 20px;
+}
+.header-actions {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+}
+.mode-tag {
+  color: #606266;
+  font-size: 14px;
+}
+.card-header {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+}
+.count-badge {
+  color: #909399;
+  font-size: 13px;
+}
+.content-row {
+  margin-top: 20px;
+}
+</style>