Mole can increase in size,become itchy and even forms an ulcer.
It may resolve spontaneously.
It has no relation to blood in the urine.Blood in the urine can be due to many causes like Kidney
Please drink plenty of water.Take antibiotic Norfloxacin
if blood is coming.
Get an ultrasound
abdomen to know the cause of blood in urine
Please consult a Surgeon and get the mole removed by minor surgery.
Nothing to worry