diff --git a/docs/jsonBrowser/module.md b/docs/jsonBrowser/module.md
index e46f6b61..68e2ef8d 100644
--- a/docs/jsonBrowser/module.md
+++ b/docs/jsonBrowser/module.md
@@ -232,9 +232,9 @@ Location: module/ontology/medication_ontology.json
 
 Property name | Description | Type | Required? | Object reference? | User friendly name | Allowed values | Example 
 --- | --- | --- | --- | --- | --- | --- | --- 
-text | Medication(s) the individual was taking at time of biomaterial collection. | string | yes |  | Medication |  | Ibuprofen Lysine; Bisoprolol; salbutamol suspension
-ontology | An ontology term identifier in the form prefix:accession. | string | no |  | Medication ontology ID |  | NCIT:C72809; NCIT:C61653; DRON:00001511
-ontology_label | The preferred label for the ontology term referred to in the ontology field. This may differ from the user-supplied value in the text field. | string | no |  | Medication ontology label |  | bisoprolol; paracetamol; loratadine
+text | Medication(s) the individual was taking at time of biomaterial collection. | string | yes |  | Medication |  | Ibuprofen Lysine; Bisoprolol; Ambroxol Hydrochloride
+ontology | An ontology term identifier in the form prefix:accession. | string | no |  | Medication ontology ID |  | NCIT:C72809; NCIT:C61653; NCIT:C78113
+ontology_label | The preferred label for the ontology term referred to in the ontology field. This may differ from the user-supplied value in the text field. | string | no |  | Medication ontology label |  | Ibuprofen Lysine; Bisoprolol; Ambroxol Hydrochloride
 
 ## File format ontology<a name='File format ontology'></a>
 _A term that may be associated with a file format-related ontology term._
diff --git a/docs/jsonBrowser/required_fields.md b/docs/jsonBrowser/required_fields.md
index 0fe164b3..d892a351 100644
--- a/docs/jsonBrowser/required_fields.md
+++ b/docs/jsonBrowser/required_fields.md
@@ -287,7 +287,7 @@ text | The name of the strain to which the organism belongs. | string |  | Strai
 ### Medication ontology<a name='Medication ontology'></a>
 Property name | Description | Type | Object reference? | User friendly name | Allowed values | Example 
 --- | --- | --- | --- | --- | --- | --- 
-text | Medication(s) the individual was taking at time of biomaterial collection. | string |  | Medication |  | Ibuprofen Lysine; Bisoprolol; salbutamol suspension
+text | Medication(s) the individual was taking at time of biomaterial collection. | string |  | Medication |  | Ibuprofen Lysine; Bisoprolol; Ambroxol Hydrochloride
 ### File format ontology<a name='File format ontology'></a>
 Property name | Description | Type | Object reference? | User friendly name | Allowed values | Example 
 --- | --- | --- | --- | --- | --- | --- 
diff --git a/json_schema/module/ontology/medication_ontology.json b/json_schema/module/ontology/medication_ontology.json
index 4aa379cd..c72f34b3 100644
--- a/json_schema/module/ontology/medication_ontology.json
+++ b/json_schema/module/ontology/medication_ontology.json
@@ -24,26 +24,26 @@
             "description": "Medication(s) the individual was taking at time of biomaterial collection.",
             "type": "string",
             "user_friendly": "Medication",
-            "example": "Ibuprofen Lysine; Bisoprolol; salbutamol suspension"
+            "example": "Ibuprofen Lysine; Bisoprolol; Ambroxol Hydrochloride"
         },
         "ontology": {
             "description": "An ontology term identifier in the form prefix:accession.",
             "type": "string",
             "graph_restriction":  {
-                "ontologies" : ["obo:ncit","obo:dron"],
-                "classes": ["ncit:C1908", "bfo:0000002"],
+                "ontologies" : ["obo:ncit"],
+                "classes": ["ncit:C1505", "ncit:C54060", "ncit:C1909", "ncit:C129986", "ncit:C1899", "ncit:C913"],
                 "relations": ["rdfs:subClassOf"],
                 "direct": false,
                 "include_self": false
             },
             "user_friendly": "Medication ontology ID",
-            "example": "NCIT:C72809; NCIT:C61653; DRON:00001511"
+            "example": "NCIT:C72809; NCIT:C61653; NCIT:C78113"
         },
         "ontology_label": {
             "description": "The preferred label for the ontology term referred to in the ontology field. This may differ from the user-supplied value in the text field.",
             "type": "string",
             "user_friendly": "Medication ontology label",
-            "example": "Ibuprofen Lysine; Bisoprolol; salbutamol suspension"
+            "example": "Ibuprofen Lysine; Bisoprolol; Ambroxol Hydrochloride"
         }
     }
 }
\ No newline at end of file