Perhaps it isn't where to find one, but who.
Do not strain.......Breath as you are pushing, but do not strain.
High fat and protein, low carbs, low or no sugars. Cayenne pepper capsules.
Try soaking a folded piece of tissue with hydrogen peroxide and covering the are with it. Chances are it will come to a head much quicker and drain itself.
Very few, and that's not a joke.