Hi. My Dad 72 Years Old .. 2 Years Ago

Hi. My dad 72 years old .. 2 years ago he is suddenly thinking about before 10 years ago thing’s, and now a day’s almost recovered from mental issue, but now he is like urinating more and more, and he doesn’t control his urine like he is in bed then he cannot control till reach to toilet . More than 8-10 times urinate per day.
I need suggestions for control of urine medicine or concern to proper type of doctor