The treatment transformed him into a "pseudo-vampire." Unlike supernatural vampires, his state is purely scientific, meaning he lacks mystical weaknesses like sunlight or garlic but still suffers an insatiable thirst for human blood.
He can glide on air currents and has an accelerated healing factor capable of recovering from gunshot wounds in under an hour. MorbiusHD
To remain lucid and healthy, he must consume human blood. Without it, he loses his moral compass and reverts to a feral, predatory state. 2022 Film Adaptation Movie review: Morbius The treatment transformed him into a "pseudo-vampire