diff --git a/backend/pmr_api.py b/backend/pmr_api.py
index a9ed7f9..3dea33e 100644
--- a/backend/pmr_api.py
+++ b/backend/pmr_api.py
@@ -760,18 +760,21 @@ def get_patient_history(cus_code):
             pre_serial = row.PreSerial
             
             # 해당 처방의 약품 목록 조회
+            # PS_Type=9 (대체조제 원처방)는 제외
             cursor.execute("""
                 SELECT 
                     s.DrugCode,
                     s.Days,
                     s.QUAN,
                     s.QUAN_TIME,
+                    s.PS_Type,
                     g.GoodsName,
                     m.PRINT_TYPE
                 FROM PS_sub_pharm s
                 LEFT JOIN PM_DRUG.dbo.CD_GOODS g ON s.DrugCode = g.DrugCode
                 LEFT JOIN PM_DRUG.dbo.CD_MC m ON s.DrugCode = m.DRUGCODE
                 WHERE s.PreSerial = ?
+                  AND (s.PS_Type IS NULL OR s.PS_Type != '9')
                 ORDER BY s.SUB_SERIAL
             """, (pre_serial,))
             
@@ -783,7 +786,8 @@ def get_patient_history(cus_code):
                     'add_info': med_row.PRINT_TYPE or '',
                     'dosage': float(med_row.QUAN) if med_row.QUAN else 0,
                     'frequency': med_row.QUAN_TIME or 0,
-                    'duration': med_row.Days or 0
+                    'duration': med_row.Days or 0,
+                    'ps_type': med_row.PS_Type or '0'
                 })
             
             # 날짜 포맷