Didn't quite work

code/modules/reagents/Chemistry-Reagents.dm

@@ -2662,6 +2662,18 @@ datum
 				..()
 				return
 
+			Del()
+				if (istype(holder.my_atom,/mob/living))
+					var/mob/living/M as mob
+					var/to_remove = 0
+					if (holder.has_reagent("anti_toxin"))
+						to_remove = min(holder.get_reagent_amount("anti_toxin"),data)
+						holder.remove_reagent("anti_toxin", to_remove, 0)
+						data -= to_remove
+					if(M)
+						M.adjustToxLoss((data-1)*rand(2,4))
+				..()
+
 		psilocybin
 			name = "Psilocybin"
 			id = "psilocybin"