Generic Flagyl is an antibiotic. It is used to treat bacterial infections of the vagina, skin, bone and joint, respiratory tract and gastrointestinal infections. METRONIDAZOLE (an active ingredient) is an antiinfective. But it will not work for colds, flu, or other viral infections, also this medication will not treat a vaginal yeast infection.
Generic Sinequan is in a group of drugs called tricyclic antidepressants. It is used for treating depression and anxiety. It's aslo a sleep drug, approved for use in people who have trouble staying asleep. Doxepin (main component) may help with sleep maintenance by blocking histamine receptors. Do not take this drug unless you are able to get a full 7 or 8 hours of sleep.