Suggest Medication For Bacterial Vaginosis Leading To Clumpy Reddish Discharge

I ve treating a bv infection that I was diagnosed with at the er last week, I finished my 5 day vaginanal gel tubes the day before yesterday, today I went to work and came home and now I have redish white ish clumpy discharge, I have the more a iud in as well, this never happen before but I have been having cramps but I don t have my period, I know the iud makes me spot to im think it s both the infection fleshing out as well as me spotting ?