A young lady presents to your office with compalin of copious vagina discharge, but there is no cervical discharge on per speculum examination. which of the following should be given for the management?
Metronidazole 200mg 3 doses /day for 7days 
A single dose of fluconazole 150mg is very effective.
Metronidazole and azithromycin
Metronidazole and doxycycline
Flacon	only
Metronidazole and fluconazole