 [ Symptoms ] can flagyl cause yeast infections  i am 32 weeks pregnant and 3wks ago i was dxd with bv and given flagyl by mouth for 1wk for the last 3days i have experienced burning swelling itching and pain around the vagina and noticed severe increase in clumpy odorless discharge its painful to urinate wipe or clean the area i am trying to keep it dry and clean clothes hurt but i can not run around naked i have a dr appt with my midwife tuesday but i still have to make it until then is there anything i can do now to ease this [ Disease ] any antibiotic can potentially cause a yeast infection you might want to phone your doctor to see what heshe suggests for the itching pain burning there are quite a few over the counter creams for external use but because of being pregnant you should check with your ob before using them hope this helps