If you have a family doctor, go see them.
If not, I suggest you see a professional that offers waxing services since they have all the safe methods and tools to manage that.
I don’t shave anymore… I just patiently groom until there are almost no hair. Since then, I never experienced other bumps.
It’s not perfectly shaved but ladies enjoy it as well. In fact, now I groom all body hair (but not as short as the pubic ones). With aging, it’s definitely a plus than let the growing « uncontrolled »