diff --git a/FormulariesMatching/FormulariesMatching/db_interface.py b/FormulariesMatching/FormulariesMatching/db_interface.py
index 93f5fe9..19c60de 100644
--- a/FormulariesMatching/FormulariesMatching/db_interface.py
+++ b/FormulariesMatching/FormulariesMatching/db_interface.py
@@ -81,3 +81,45 @@ where k.nct_id = %s
 
     return {"summary":summary, "keywords":keywords, "conditions":conditions}
 
+
+def get_trials_unmatched_to_formularies(db_conn):
+    """
+    Get the NCT_IDs of trials not yet matchec to formularies
+
+    For each formulary
+        get list
+        add to dsp
+    """
+
+    #setup sql for each formulary
+    uspdc_sql = '''\
+/*
+Get the trials that have not been proceesed.
+First: get most recent matched status
+Second: only include those who have non-null status
+Third: check list of trials against this and remove any of them.
+This leaves unmatched trials.
+*/
+select distinct(nct_id) 
+from "DiseaseBurden".trial_to_icd10 tti 
+where nct_id not in (
+        select nct_id from "Formularies".uspdc_most_recent_matched_status umrms
+        where status is not null
+    )
+; '''
+    uspmmg_sql = ''' Null; '''
+    vaform_sql = ''' Null; '''
+
+    #query each formulary, adding data to dict
+    formulary_list = dict()
+
+    with db_conn.cursor as curse:
+
+        # uspdc
+        curse.execute(uspdc_sql)
+        formulary_list["uspdc"] = curse.fetchall()
+
+        # uspmm
+        # vaform
+
+    return formulary_list
diff --git a/FormulariesMatching/FormulariesMatching/matching.py b/FormulariesMatching/FormulariesMatching/matching.py
index 4326301..b5df1ff 100644
--- a/FormulariesMatching/FormulariesMatching/matching.py
+++ b/FormulariesMatching/FormulariesMatching/matching.py
@@ -6,6 +6,7 @@ from FormulariesMatching.db_interface import (
         get_db,
         get_connection_details,
         get_trial_summary,
+        get_trials_unmatched_to_formularies,
         )
 import FormulariesMatching.uspdc_db as uspdc
 import FormulariesMatching.uspmmg_db as uspmmg
@@ -24,10 +25,10 @@ bp = Blueprint("formularies", __name__, url_prefix='/link/formularies')
 @bp.route("/", methods=['GET'])
 def get_remaining_trials():
     #get db connection
-    #db_conn = get_db()
+    db_conn = get_db()
 
-    #get required data
-    connection_valid = get_connection_details()
+    #get list of trials
+    connection_valid = get_trials_unmatched_to_formularies(db_conn)
 
     #return html
     return connection_valid