diff --git a/code/game/objects/items/weapons/dna_injector.dm b/code/game/objects/items/weapons/dna_injector.dm
index faba5dd8171..84bb13c3a69 100644
--- a/code/game/objects/items/weapons/dna_injector.dm
+++ b/code/game/objects/items/weapons/dna_injector.dm
@@ -23,7 +23,7 @@
 
 /obj/item/weapon/dnainjector/proc/inject(mob/M as mob, mob/user as mob)
 	if(istype(M,/mob/living))
-		M.radiation += rand(20,50)
+		M.radiation += rand(5,20)
 
 	if (!(NOCLONE in M.mutations)) // prevents drained people from having their DNA changed
 		if (dnatype == "ui")
diff --git a/code/modules/genetics/side_effects.dm b/code/modules/genetics/side_effects.dm
index b8a4a6b80e4..83f9bdda792 100644
--- a/code/modules/genetics/side_effects.dm
+++ b/code/modules/genetics/side_effects.dm
@@ -61,13 +61,13 @@
 			H.monkeyize()
 
 proc/trigger_side_effect(mob/living/carbon/human/H)
-	if(!istype(H)) return
+	if(!istype(H)) returngit a
 	var/tp = pick(typesof(/datum/genetics/side_effect) - /datum/genetics/side_effect)
 	var/datum/genetics/side_effect/S = new tp
 
 	S.start(H)
 	spawn(20)
-		H.Weaken(S.duration)
+		H.Weaken(rand(0, S.duration / 20))
 	sleep(S.duration)
 	H.SetWeakened(0)
 	S.finish(H)
\ No newline at end of file