Both of you are having candidal infection.
You are having candidal vulvovaginitis and your partner is having candidal balanoposthitis
Both of you take anti fungal medicine.. like ketoconazole
or itroconazole for 2 weeks.
vaginal tab in vagina at night for 6 days.
Tell your partner to apply clotrimazole cream at affected site.
Both of you take stz bath in dettol water.
Avoid sex for atleast 2 weeks.
Keep the hygiene good.
Take healthy food.
Test the blood to rule out DM and HIV.
I hope both of you will be benefitted.
Still, you both consult dermatologist
Dr. Ilyas Patel MD