Ubik

Ubik is a 1969 science fiction novel by American writer Philip K. Dick. The story is set in a future 1992 where psychic powers are common and utilized in corporate espionage.[1] It follows Joe Chip, a technician at a psychic agency who begins to experience strange alterations in reality that can be temporarily reversed by a mysterious store-bought substance called Ubik.
Ubik is one of Dick's most acclaimed novels. In 2009, it was chosen by Time magazine as one of the 100 greatest novels since 1923. In his review for Time, critic Lev Grossman described it as "a deeply unsettling existential horror story, a nightmare you'll never be sure you've woken up from"
✔️