My toenails situation has me almost in tears and is keeping me up at night .

My toenails situation has me almost in tears and is keeping me up at night . GP and podiatrist only recommended oral terbinafine, but it is not an option whilst i am on a fertility journey ( IVF ). So nothing else was prescribed to me. My biggest worry is infecting my family members. How can I prevent my family from getting it? I will never forgive myself if I pass it to them. Should I give up on my parenting dream to treat this d