Dark green vaginal discharge. no odor. am sick with nausea as & weakness as well. ?

Vaginal infection?: You should be checked to see what is causing your symptoms, likely you have a vaginal infection.

Test for infection: An infection is likely to give this tye of presentation.

Need an evaluation: vaginal discharge in combination with nausea and weakness could indicate a more serious pelvic infection - PID and should be evaluated with exam including a pelvic exam - associated fever or chills are also more worrisome symptoms and untreated infection can lead to more serious infection and future fertility problems