If you stop using topical minoxidil does your hair simply return to how it was exactly before, or does it end up in a worse condition?

[Furak]

Also is it safe to apply to eyelashes?

 

[fgfr3]

goes back to the way it was

 

[avgsub5human]

back to the "natural" state aka worse

 

[sdram4]

Also is it safe to apply to eyelashes?

yes but people typically use latisse
you should use a brush like the one that comes with bimatoprost