diff --git a/code/modules/reagents/chemistry/reagents/drug_reagents.dm b/code/modules/reagents/chemistry/reagents/drug_reagents.dm
index 53675d4cfcda..42a61ab5ce4e 100644
--- a/code/modules/reagents/chemistry/reagents/drug_reagents.dm
+++ b/code/modules/reagents/chemistry/reagents/drug_reagents.dm
@@ -196,7 +196,7 @@
 
 /datum/reagent/drug/methamphetamine/on_mob_metabolize(mob/living/L)
 	..()
-	L.add_movespeed_modifier(type, update=TRUE, priority=100, multiplicative_slowdown=-2, blacklisted_movetypes=(FLYING|FLOATING))
+	L.add_movespeed_modifier(type, update=TRUE, priority=100, multiplicative_slowdown=-1.6, blacklisted_movetypes=(FLYING|FLOATING))
 
 /datum/reagent/drug/methamphetamine/on_mob_end_metabolize(mob/living/L)
 	L.remove_movespeed_modifier(type)
diff --git a/code/modules/reagents/chemistry/recipes/drugs.dm b/code/modules/reagents/chemistry/recipes/drugs.dm
index 7049c3da0eac..fcc3ff3abf99 100644
--- a/code/modules/reagents/chemistry/recipes/drugs.dm
+++ b/code/modules/reagents/chemistry/recipes/drugs.dm
@@ -24,10 +24,19 @@
 /datum/chemical_reaction/methamphetamine
 	name = /datum/reagent/drug/methamphetamine
 	id = /datum/reagent/drug/methamphetamine
-	results = list(/datum/reagent/drug/methamphetamine = 4)
-	required_reagents = list(/datum/reagent/medicine/ephedrine = 1, /datum/reagent/iodine = 1, /datum/reagent/phosphorus = 1, /datum/reagent/hydrogen = 1)
+	results = list(/datum/reagent/drug/methamphetamine = 5)
+	required_reagents = list(/datum/reagent/medicine/ephedrine = 1, /datum/reagent/iodine = 1, /datum/reagent/phosphorus = 1, /datum/reagent/hydrogen = 1, /datum/reagent/toxin/acid/fluacid = 1)
 	required_temp = 374
 
+/datum/chemical_reaction/methamphetamine/on_reaction(datum/reagents/holder)
+	var/datum/reagents/R = new/datum/reagents(5)
+	R.my_atom = holder.my_atom
+	R.add_reagent(/datum/reagent/toxin/acid/fluacid, 5)
+	var/datum/effect_system/smoke_spread/chem/S = new
+	S.set_up(R, 0.5, holder.my_atom, 0)
+	S.start()
+	playsound(get_turf(holder.my_atom), 'sound/effects/smoke.ogg', 50, 1, -3)
+
 /datum/chemical_reaction/bath_salts
 	name = /datum/reagent/drug/bath_salts
 	id = /datum/reagent/drug/bath_salts