fixes and tweaks

code/modules/reagents/oldchem/reagents/reagents_water.dm

@@ -297,6 +297,13 @@
 	if(data >= 75 && prob(33))	// 30 units, 150 seconds
 		if (!M.confused) M.confused = 1
 		M.confused += 3
+		if(isvampirethrall(M))
+			ticker.mode.remove_vampire_mind(M.mind)
+			holder.remove_reagent(src.id, src.volume)
+			M.jitteriness = 0
+			M.stuttering = 0
+			M.confused = 0
+			return
 		if(iscultist(M))
 			ticker.mode.remove_cultist(M.mind)
 			holder.remove_reagent(src.id, src.volume)	// maybe this is a little too perfect and a max() cap on the statuses would be better??