diff --git a/backend/app.py b/backend/app.py
index c87bbe3..6273036 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -3335,27 +3335,28 @@ def api_products():
         # 제품 검색 쿼리 - 사용약품만 옵션에 따라 JOIN 방식 변경
         if in_stock_only:
             # 최적화된 쿼리: 재고 있는 제품만 (IM_total INNER JOIN)
-            # 대표바코드(G.BARCODE) 없으면 단위바코드(CD_ITEM_UNIT_MEMBER) 사용
+            # 대표바코드만 표시 (없으면 빈값), APC는 02로 시작하는 것만
             products_query = text(f"""
                 SELECT TOP {limit}
                     G.DrugCode as drug_code,
                     G.GoodsName as product_name,
-                    COALESCE(NULLIF(G.BARCODE, ''), U.CD_CD_BARCODE, '') as barcode,
+                    ISNULL(NULLIF(G.BARCODE, ''), '') as barcode,
                     G.Saleprice as sale_price,
                     G.Price as cost_price,
                     ISNULL(G.SplName, '') as supplier,
                     0 as is_set,
                     G.POS_BOON as pos_boon,
                     IT.IM_QT_sale_debit as stock,
-                    ISNULL(POS.CD_NM_sale, '') as location
+                    ISNULL(POS.CD_NM_sale, '') as location,
+                    APC.CD_CD_BARCODE as apc_code
                 FROM CD_GOODS G
                 INNER JOIN IM_total IT ON G.DrugCode = IT.DrugCode AND IT.IM_QT_sale_debit > 0
                 LEFT JOIN CD_item_position POS ON G.DrugCode = POS.DrugCode
                 OUTER APPLY (
                     SELECT TOP 1 CD_CD_BARCODE 
                     FROM CD_ITEM_UNIT_MEMBER 
-                    WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE IS NOT NULL AND CD_CD_BARCODE != ''
-                ) U
+                    WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE LIKE '02%'
+                ) APC
                 WHERE 1=1
                     {animal_condition}
                     {search_condition}
@@ -3369,22 +3370,23 @@ def api_products():
                     SELECT TOP {limit}
                         G.DrugCode as drug_code,
                         G.GoodsName as product_name,
-                        COALESCE(NULLIF(G.BARCODE, ''), U.CD_CD_BARCODE, '') as barcode,
+                        ISNULL(NULLIF(G.BARCODE, ''), '') as barcode,
                         G.Saleprice as sale_price,
                         G.Price as cost_price,
                         ISNULL(G.SplName, '') as supplier,
                         0 as is_set,
                         G.POS_BOON as pos_boon,
                         ISNULL(IT.IM_QT_sale_debit, 0) as stock,
-                        ISNULL(POS.CD_NM_sale, '') as location
+                        ISNULL(POS.CD_NM_sale, '') as location,
+                        APC.CD_CD_BARCODE as apc_code
                     FROM CD_GOODS G
                     LEFT JOIN IM_total IT ON G.DrugCode = IT.DrugCode
                     LEFT JOIN CD_item_position POS ON G.DrugCode = POS.DrugCode
                     OUTER APPLY (
                         SELECT TOP 1 CD_CD_BARCODE 
                         FROM CD_ITEM_UNIT_MEMBER 
-                        WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE IS NOT NULL AND CD_CD_BARCODE != ''
-                    ) U
+                        WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE LIKE '02%'
+                    ) APC
                     WHERE G.POS_BOON = '010103'
                         {search_condition}
                     ORDER BY G.GoodsName
@@ -3394,7 +3396,7 @@ def api_products():
                     SELECT TOP {limit}
                         G.DrugCode as drug_code,
                         G.GoodsName as product_name,
-                        COALESCE(NULLIF(G.BARCODE, ''), U.CD_CD_BARCODE, '') as barcode,
+                        ISNULL(NULLIF(G.BARCODE, ''), '') as barcode,
                         G.Saleprice as sale_price,
                         G.Price as cost_price,
                         CASE 
@@ -3405,20 +3407,21 @@ def api_products():
                         CASE WHEN SET_CHK.is_set = 1 THEN 1 ELSE 0 END as is_set,
                         G.POS_BOON as pos_boon,
                         ISNULL(IT.IM_QT_sale_debit, 0) as stock,
-                        ISNULL(POS.CD_NM_sale, '') as location
+                        ISNULL(POS.CD_NM_sale, '') as location,
+                        APC.CD_CD_BARCODE as apc_code
                     FROM CD_GOODS G
                     LEFT JOIN IM_total IT ON G.DrugCode = IT.DrugCode
                     LEFT JOIN CD_item_position POS ON G.DrugCode = POS.DrugCode
-                    OUTER APPLY (
-                        SELECT TOP 1 CD_CD_BARCODE 
-                        FROM CD_ITEM_UNIT_MEMBER 
-                        WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE IS NOT NULL AND CD_CD_BARCODE != ''
-                    ) U
                     OUTER APPLY (
                         SELECT TOP 1 1 as is_set
                         FROM CD_item_set 
                         WHERE SetCode = G.DrugCode AND DrugCode = 'SET0000'
                     ) SET_CHK
+                    OUTER APPLY (
+                        SELECT TOP 1 CD_CD_BARCODE 
+                        FROM CD_ITEM_UNIT_MEMBER 
+                        WHERE DRUGCODE = G.DrugCode AND CD_CD_BARCODE LIKE '02%'
+                    ) APC
                     WHERE 1=1
                         {search_condition}
                     ORDER BY G.GoodsName
@@ -3452,6 +3455,9 @@ def api_products():
                 except:
                     pass
             
+            # APC 코드: 쿼리에서 조회한 것 또는 기존 로직에서 찾은 것
+            apc_code = getattr(row, 'apc_code', None) or apc
+            
             items.append({
                 'drug_code': row.drug_code or '',
                 'product_name': row.product_name or '',
@@ -3463,7 +3469,7 @@ def api_products():
                 'is_animal_drug': is_animal,
                 'stock': int(row.stock) if row.stock else 0,
                 'location': row.location or '',  # 위치
-                'apc': apc,
+                'apc': apc_code,  # APC 코드 (02로 시작)
                 'category': None,  # PostgreSQL에서 lazy fetch
                 'wholesaler_stock': None,
                 'thumbnail': None  # 아래에서 채움
diff --git a/backend/templates/admin_products.html b/backend/templates/admin_products.html
index 807bc32..f5aabbf 100644
--- a/backend/templates/admin_products.html
+++ b/backend/templates/admin_products.html
@@ -393,6 +393,15 @@
             background: #d1fae5;
             color: #065f46;
         }
+        .code-apc {
+            background: #ede9fe;
+            color: #7c3aed;
+        }
+        .code-apc-na {
+            background: #fef2f2;
+            color: #dc2626;
+            border: 1px dashed #fca5a5;
+        }
         .code-na {
             background: #f1f5f9;
             color: #94a3b8;
@@ -883,7 +892,7 @@
                         <th style="width:50px;">이미지</th>
                         <th>상품명</th>
                         <th>상품코드</th>
-                        <th>바코드</th>
+                        <th>바코드/APC</th>
                         <th>위치</th>
                         <th>재고</th>
                         <th>판매가</th>
@@ -1043,9 +1052,10 @@
                     <div class="product-supplier ${item.is_set ? 'set' : ''}">${escapeHtml(item.supplier) || ''}</div>
                 </td>
                 <td><span class="code code-drug">${item.drug_code}</span></td>
-                <td>${item.barcode 
-                    ? `<span class="code code-barcode">${item.barcode}</span>` 
-                    : `<span class="code code-na">없음</span>`}</td>
+                <td>${item.is_animal_drug 
+                    ? `<div>${item.barcode ? `<span class="code code-barcode">${item.barcode}</span>` : `<span class="code code-na">없음</span>`}</div>
+                       <div style="margin-top:4px;">${item.apc ? `<span class="code code-apc">${item.apc}</span>` : `<span class="code code-apc-na">APC미지정</span>`}</div>`
+                    : (item.barcode ? `<span class="code code-barcode">${item.barcode}</span>` : `<span class="code code-na">없음</span>`)}</td>
                 <td>${item.location 
                     ? `<span class="location-badge" onclick="openLocationModal('${item.drug_code}', '${escapeHtml(item.product_name)}', '${escapeHtml(item.location)}')">${escapeHtml(item.location)}</span>` 
                     : `<span class="location-badge unset" onclick="openLocationModal('${item.drug_code}', '${escapeHtml(item.product_name)}', '')">미지정</span>`}</td>