diff --git a/healthlink-his-ui/src/views/basicmanage/medicalOrderSet/components/MedicalOrderSetDialog.vue b/healthlink-his-ui/src/views/basicmanage/medicalOrderSet/components/MedicalOrderSetDialog.vue
index 6083c8fa5..10fbd5d7d 100755
--- a/healthlink-his-ui/src/views/basicmanage/medicalOrderSet/components/MedicalOrderSetDialog.vue
+++ b/healthlink-his-ui/src/views/basicmanage/medicalOrderSet/components/MedicalOrderSetDialog.vue
@@ -131,7 +131,7 @@
       <vxe-column
         title="类型"
         align="center"
-        width="120"
+        width="160"
       >
         <template #default="scope">
           <template v-if="!scope.row.groupPackageId">
@@ -205,7 +205,6 @@
         title="单次剂量"
         align="center"
         width="250"
-        field="sortNumber"
       >
         <template #default="scope">
           <template v-if="!scope.row.groupPackageId">
@@ -214,11 +213,7 @@
               <el-input
                 v-model="scope.row.doseQuantity"
                 style="width: 70px; margin-right: 10px"
-                @input="
-                  (value) => {
-                    scope.row.dose = value * scope.row.unitConversionRatio;
-                  }
-                "
+                @input="(value) => handleDoseQuantityChange(value, scope.row)"
               />
               <span>
                 {{
@@ -232,11 +227,7 @@
               <el-input
                 v-model="scope.row.dose"
                 style="width: 70px; margin-right: 10px"
-                @input="
-                  (value) => {
-                    scope.row.doseQuantity = value / scope.row.unitConversionRatio;
-                  }
-                "
+                @input="(value) => handleDoseChange(value, scope.row)"
               />
               <span>
                 {{
@@ -260,7 +251,6 @@
         title="给药途径"
         align="center"
         width="150"
-        field="sortNumber"
       >
         <template #default="scope">
           <template v-if="!scope.row.groupPackageId">
@@ -292,7 +282,6 @@
         title="用药频次"
         align="center"
         width="150"
-        field="sortNumber"
       >
         <template #default="scope">
           <template v-if="!scope.row.groupPackageId">
@@ -324,7 +313,6 @@
         title="用药天数"
         align="center"
         width="100"
-        field="sortNumber"
       >
         <template #default="scope">
           <template v-if="!scope.row.groupPackageId">
@@ -547,8 +535,7 @@ function openAdd(tab) {
   } else if (tab === 'department') {
     formData.organizationId = userStore.orgId;
   }
-
-  addEmptyRow();
+  // 不再默认新增空行，用户点击"新增"按钮时才添加
 }
 
 function handleRangeChange(tab) {
@@ -680,7 +667,7 @@ function openEdit(tab, row) {
       };
     });
     nextId.value = prescriptionList.value.length + 1;
-    addEmptyRow();
+    // 不再默认新增空行，用户点击"新增"按钮时才添加
   });
 }
 
@@ -939,8 +926,9 @@ function selectAdviceBase(key, row) {
     JSON.stringify(row)
   ).chargeItemDefinitionId;
   prescriptionList.value[rowIndex.value].therapyEnum = preservedTherapyEnum;
-  addEmptyRow();
-  expandOrder.value = [key];
+  // 不再自动新增空行，用户点击"新增"按钮时才添加
+  // 强制触发 vxe-table v4 响应式更新（v4 不响应数组元素直接索引赋值）
+  prescriptionList.value = [...prescriptionList.value];
 }
 
 function handleFocus(row, index) {
@@ -972,6 +960,38 @@ function handleQuantityChange(row) {
   prescriptionList.value = [...prescriptionList.value];
 }
 
+// 单次剂量数量变化 → 自动计算剂量
+function handleDoseQuantityChange(value, row) {
+  if (value === '' || value === null || value === undefined) {
+    row.dose = undefined;
+  } else {
+    const ratio = row.unitConversionRatio;
+    const numValue = Number(value) || 0;
+    if (ratio && Number(ratio) > 0) {
+      row.dose = numValue * Number(ratio);
+    } else {
+      row.dose = numValue;
+    }
+  }
+  prescriptionList.value = [...prescriptionList.value];
+}
+
+// 剂量变化 → 反算单次剂量数量
+function handleDoseChange(value, row) {
+  if (value === '' || value === null || value === undefined) {
+    row.doseQuantity = undefined;
+  } else {
+    const ratio = row.unitConversionRatio;
+    const numValue = Number(value) || 0;
+    if (ratio && Number(ratio) > 0) {
+      row.doseQuantity = numValue / Number(ratio);
+    } else {
+      row.doseQuantity = numValue;
+    }
+  }
+  prescriptionList.value = [...prescriptionList.value];
+}
+
 function handleUnitChange(row) {
   prescriptionList.value = [...prescriptionList.value];
 }