diff --git a/app/lib/common/models/userdata/userdata.dart b/app/lib/common/models/userdata/userdata.dart
index 181b2865..da3b0c57 100644
--- a/app/lib/common/models/userdata/userdata.dart
+++ b/app/lib/common/models/userdata/userdata.dart
@@ -230,6 +230,18 @@ List<String> activeDrugsFromHTTPResponse(Response resp) {
   return activeDrugs;
 }
 
+String possiblyAdaptedPhenotype(GenotypeResult genotypeResult) {
+  final originalPhenotype = genotypeResult.phenotypeDisplayString;
+  if (!isInhibited(genotypeResult)) {
+    return originalPhenotype;
+  }
+  final overwrittenLookup = UserData.overwrittenLookup(genotypeResult.gene);
+  if (overwrittenLookup == null) {
+    return '$originalPhenotype$drugInteractionIndicator';
+  }
+  return '$overwritePhenotype$drugInteractionIndicator';
+}
+
 bool isInhibited(
     GenotypeResult genotypeResult,
     { String? drug }
diff --git a/app/lib/report/pages/gene.dart b/app/lib/report/pages/gene.dart
index a07d0e8b..37cc3ce6 100644
--- a/app/lib/report/pages/gene.dart
+++ b/app/lib/report/pages/gene.dart
@@ -89,12 +89,9 @@ class GenePage extends HookWidget {
   }
 
   TableRow _buildPhenotypeRow(BuildContext context) {
-    final phenotypeText = isInhibited(genotypeResult)
-      ? '${genotypeResult.phenotypeDisplayString}$drugInteractionIndicator'
-      : genotypeResult.phenotypeDisplayString;
     return _buildRow(
       context.l10n.gene_page_phenotype,
-      phenotypeText,
+      possiblyAdaptedPhenotype(genotypeResult),
       tooltip:
         context.l10n.gene_page_phenotype_tooltip,
     );
diff --git a/app/lib/report/pages/report.dart b/app/lib/report/pages/report.dart
index 08617b47..cb1abdbe 100644
--- a/app/lib/report/pages/report.dart
+++ b/app/lib/report/pages/report.dart
@@ -121,9 +121,6 @@ class GeneCard extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    final phenotypeText = isInhibited(genotypeResult)
-      ? genotypeResult.phenotypeDisplayString
-      : '${genotypeResult.phenotypeDisplayString}$drugInteractionIndicator';
     final hasLegend = warningLevelCounts.values.any((count) => count > 0);
     return RoundedCard(
       onTap: () => context.router.push(
@@ -143,7 +140,7 @@ class GeneCard extends StatelessWidget {
               ),
               SizedBox(height: 8),
               Text(
-                phenotypeText,
+                possiblyAdaptedPhenotype(genotypeResult),
                 style: PharMeTheme.textTheme.titleSmall,
               ),
             ],