diff --git a/Resources/Prototypes/Reagents/medicine.yml b/Resources/Prototypes/Reagents/medicine.yml
index 3b759306e0..682a0e2bea 100644
--- a/Resources/Prototypes/Reagents/medicine.yml
+++ b/Resources/Prototypes/Reagents/medicine.yml
@@ -316,6 +316,13 @@
   metabolisms:
     Medicine:
       effects:
+      - !type:AdjustReagent
+        conditions:
+        - !type:ReagentThreshold
+          reagent: Histamine
+          min: 45
+        reagent: Histamine
+        amount: -5
       - !type:HealthChange
         conditions:
           # they gotta be in crit first
diff --git a/Resources/Prototypes/Reagents/toxins.yml b/Resources/Prototypes/Reagents/toxins.yml
index a06224e9dd..72730c7990 100644
--- a/Resources/Prototypes/Reagents/toxins.yml
+++ b/Resources/Prototypes/Reagents/toxins.yml
@@ -371,8 +371,9 @@
         damage:
           groups:
             Brute: 2
-            Toxin: 2
             Airloss: 2
+          types:
+            Poison: 2
       - !type:PopupMessage
         type: Local
         messages: [ "histamine-effect-light-itchiness" ]