What Treatment Should Be Taken For Burning During Intercourse ? Should Sex Be Avoided At The Time Of Vaginal Infection

Dear Dr, i am 32 yr old male, during intercourse i and my wife feel buring sensation, my wife is treated with anti fungal cream & shampoo , as she was infected with discharging whitesh water through her vagina. after few days we have a red rashes on my wife s vagina and my penis but the same has been cured with antibiotic. but problem is that after few days burning sensation during intercourse again starts, i would like to also inform u that we contine a sex during infection also. please help me that if we using medicines during infection should sex be avoided or not or sex should be avoided till the disease cured 100%.