diff --git a/backend/app.py b/backend/app.py
index 362563f..a8d039c 100644
--- a/backend/app.py
+++ b/backend/app.py
@@ -5606,17 +5606,22 @@ def api_search_mssql_drug():
         
         mssql_session = db_manager.get_session('PM_DRUG')
         
-        # 바코드 또는 이름으로 검색
+        # 바코드 또는 이름으로 검색 (CD_ITEM_UNIT_MEMBER 바코드 포함)
         sql = text("""
             SELECT TOP 20 
-                DrugCode, Barcode, GoodsName, Saleprice
-            FROM CD_GOODS
-            WHERE (Barcode LIKE :query OR GoodsName LIKE :query)
-              AND Barcode IS NOT NULL
-              AND Barcode != ''
+                G.DrugCode, 
+                COALESCE(NULLIF(G.Barcode, ''), 
+                    (SELECT TOP 1 CD_CD_BARCODE FROM CD_ITEM_UNIT_MEMBER WHERE DrugCode = G.DrugCode)
+                ) AS Barcode,
+                G.GoodsName, 
+                G.Saleprice
+            FROM CD_GOODS G
+            WHERE G.GoodsName LIKE :query
+               OR G.Barcode LIKE :query
+               OR G.DrugCode IN (SELECT DrugCode FROM CD_ITEM_UNIT_MEMBER WHERE CD_CD_BARCODE LIKE :query)
             ORDER BY 
-                CASE WHEN Barcode = :exact THEN 0 ELSE 1 END,
-                GoodsName
+                CASE WHEN G.Barcode = :exact THEN 0 ELSE 1 END,
+                G.GoodsName
         """)
         
         rows = mssql_session.execute(sql, {