Ambien for a couple nights, then
lunesta (which
does not
work as well for me) for one night. The 'dependence' is not a big deal; just means you'll have a several very sleepless nights after you quit them. Not looking forward to that but remember that your body desperately needs sleep to repair damages done by the chemo.
Numbness, tingling and pain in extremities (always matched, as in both feet, both hands, all fingers, etc.) is peripheral neuropathy.