may try heating it up and then shaking it as that might work but since you used a 60/40 h2o/EtOh solution you kind of screwed yourself. only thing you could do as a permanent solution would be to further dilute it with pure ethanol as i'm sure trying to separate the water from the etoh and...
isn't this the 3rd or 4th time you've gone back on finasteride just to lose more hair from it?
i don't know why you bother. myself, as well as a few others i've heard from actually find finasteride expedited the hair loss and no, having a massive shed within a week is a bad sign.
why not try...