diff --git a/Louis'-Pharmacy_CNSA212-FP/PharmacyDataTier.cs b/Louis'-Pharmacy_CNSA212-FP/PharmacyDataTier.cs
index 3c94370..3777878 100644
--- a/Louis'-Pharmacy_CNSA212-FP/PharmacyDataTier.cs
+++ b/Louis'-Pharmacy_CNSA212-FP/PharmacyDataTier.cs
@@ -1129,6 +1129,48 @@ namespace Louis__Pharmacy_CNSA212_FP
             }
         }
 
+        public static void UpdatePrescription(
+            string RxNum,
+            string Patient_id,
+            string Medication_id,
+            string Physician_name,
+            string Physician_id,
+            string Completed_refills,
+            string Max_refills)
+        {
+            try
+            {
+                myConn.Open();
+
+                cmdString.Parameters.Clear();
+
+                cmdString.Connection = myConn;
+                cmdString.CommandType = CommandType.StoredProcedure;
+                cmdString.CommandTimeout = 1500;
+
+                cmdString.CommandText = "UpdatePrescription";
+
+                cmdString.Parameters.Add("@Medication_id", SqlDbType.VarChar, 7).Value = Medication_id;
+                cmdString.Parameters.Add("@numRefills", SqlDbType.VarChar, 60).Value = Completed_refills;
+                cmdString.Parameters.Add("@pastNumRefills", SqlDbType.VarChar, 30).Value = Max_refills;
+                cmdString.Parameters.Add("@PrescribedBy", SqlDbType.VarChar, 30).Value = Physician_name;
+                cmdString.Parameters.Add("@Physician_id", SqlDbType.VarChar, 30).Value = Physician_id;
+                cmdString.Parameters.Add("@Patient_id", SqlDbType.VarChar, 100).Value = Patient_id;
+                cmdString.Parameters.Add("@RxNum", SqlDbType.VarChar, 30).Value = RxNum;
+
+                cmdString.ExecuteNonQuery();
+
+            }
+            catch (Exception ex)
+            {
+                throw new ArgumentException(ex.Message);
+            }
+            finally
+            {
+                myConn.Close();
+            }
+        }
+
         public static void FillComboBox(string table, string ValueMember, string displayMember, ComboBox myComboBox)
         {
             try