Medical sprays and patches now look for exposed flesh or thin material

code/modules/reagents/reagent_containers/medspray.dm

@@ -32,11 +32,14 @@
 		amount_per_transfer_from_this = initial(amount_per_transfer_from_this)
 	to_chat(user, "<span class='notice'>You will now apply the medspray's contents in [squirt_mode ? "short bursts":"extended sprays"]. You'll now use [amount_per_transfer_from_this] units per use.</span>")
 
-/obj/item/reagent_containers/medspray/attack(mob/M, mob/user, def_zone)
+/obj/item/reagent_containers/medspray/attack(mob/living/M, mob/user, def_zone)
 	if(!reagents || !reagents.total_volume)
 		to_chat(user, "<span class='warning'>[src] is empty!</span>")
 		return
-
+
+	if(!M.can_inject(user, TRUE, check_zone(user.zone_selected)))
+		return
+
 	if(M == user)
 		M.visible_message("<span class='notice'>[user] attempts to [apply_method] [src] on [user.p_them()]self.</span>")
 		if(self_delay)

code/modules/reagents/reagent_containers/patch.dm

@@ -13,6 +13,8 @@
 
 /obj/item/reagent_containers/pill/patch/attack(mob/living/L, mob/user)
 	if(ishuman(L))
+		if(!L.can_inject(user, TRUE, check_zone(user.zone_selected)))
+			return
 		var/obj/item/bodypart/affecting = L.get_bodypart(check_zone(user.zone_selected))
 		if(!affecting)
 			to_chat(user, "<span class='warning'>The limb is missing!</span>")