diff --git a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
index d192eb3730d..af630674463 100644
--- a/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/medicine_reagents.dm
@@ -279,9 +279,9 @@
 	. = ..()
 	var/need_mob_update
 	if(affected_mob.getFireLoss() > 25)
-		need_mob_update = affected_mob.adjustFireLoss(-4 * REM * seconds_per_tick, updating_health = FALSE, required_bodytype = affected_bodytype) //Twice as effective as AIURI for severe burns
+		need_mob_update = affected_mob.adjustFireLoss(-4 * REM * seconds_per_tick * normalise_creation_purity(), updating_health = FALSE, required_bodytype = affected_bodytype) //Twice as effective as AIURI for severe burns
 	else
-		need_mob_update = affected_mob.adjustFireLoss(-0.5 * REM * seconds_per_tick, updating_health = FALSE, required_bodytype = affected_bodytype) //But only a quarter as effective for more minor ones
+		need_mob_update = affected_mob.adjustFireLoss(-0.5 * REM * seconds_per_tick * normalise_creation_purity(), updating_health = FALSE, required_bodytype = affected_bodytype) //But only a quarter as effective for more minor ones
 	if(need_mob_update)
 		return UPDATE_MOB_HEALTH
 
@@ -554,9 +554,9 @@
 	. = ..()
 	var/need_mob_update
 	if(affected_mob.getBruteLoss() > 25)
-		need_mob_update = affected_mob.adjustBruteLoss(-4 * REM * seconds_per_tick, updating_health = FALSE, required_bodytype = affected_bodytype)
+		need_mob_update = affected_mob.adjustBruteLoss(-4 * REM * seconds_per_tick * normalise_creation_purity(), updating_health = FALSE, required_bodytype = affected_bodytype)
 	else
-		need_mob_update = affected_mob.adjustBruteLoss(-0.5 * REM * seconds_per_tick, updating_health = FALSE, required_bodytype = affected_bodytype)
+		need_mob_update = affected_mob.adjustBruteLoss(-0.5 * REM * seconds_per_tick * normalise_creation_purity(), updating_health = FALSE, required_bodytype = affected_bodytype)
 	if(need_mob_update)
 		return UPDATE_MOB_HEALTH