Vampire suck blood from sleeping - a dangerous enemy; serious illness, swelling, wound, probably associated with the place of the body.
Ghoul in a dream - to disease.
Vampires, ghouls, harassment, their attack on you - the disease, the threat of disease, a result of the development of your mediumship abilities, carnal desire, fed to you by another person. Vampire you suck the blood - the disease, the place from which sucks blood, and the method of attack point to its nature and causes, your health, life and spiritual force operates on the terms hereafter another person - or people with "evil eye" in your environment. See vampires attack on a crowd of people, and it is running or fighting with them - to be in the evil astral influences to become truly a victim of larvae.
To see a ghoul in your dream, suggests that your habits and negative ways are hindering your growth. The dream may also represent a fresh beginning.