diff --git a/Louis'-Pharmacy_CNSA212-FP/frmRefillAdd.cs b/Louis'-Pharmacy_CNSA212-FP/frmRefillAdd.cs
index 1a6954f..c29e32a 100644
--- a/Louis'-Pharmacy_CNSA212-FP/frmRefillAdd.cs
+++ b/Louis'-Pharmacy_CNSA212-FP/frmRefillAdd.cs
@@ -15,6 +15,7 @@ namespace Louis__Pharmacy_CNSA212_FP
     {
         private static bool isAdd;
         public DataSet ds = new DataSet();
+        public string currentID = "";
 
         public frmRefillAdd(bool isNew)
         {
@@ -59,6 +60,8 @@ namespace Louis__Pharmacy_CNSA212_FP
             txtPatientID.Text = ds.Tables[0].Rows[0]["Patient_id"].ToString();
             txtMedicationID.Text = ds.Tables[0].Rows[0]["Medication_id"].ToString();
             txtRxNumber.Text = ds.Tables[0].Rows[0]["RxNum_id"].ToString();
+
+            currentID = txtRxNumber.Text;
         }
 
         private void btnAdd_Click(object sender, EventArgs e)
@@ -94,6 +97,13 @@ namespace Louis__Pharmacy_CNSA212_FP
                     frmRefill refill = new frmRefill(0);
 
                     PharmacyDataTier.UpdateRefill(refillID, date, patientID, medicationID, rxNum);
+
+                    if (currentID != rxNum)
+                    {
+                        PharmacyDataTier.DecrementPastRefills(currentID);
+                        PharmacyDataTier.PastRefills(rxNum);
+                    }
+
                     refill.Controls.Clear();
                     refill.Activate();
                 }