I heard a voice tell me to stand up on a path, but there was no one there. I broke down and started to cry. These experiences, called flashbacks, are common in acid users. A flashback is the replay of an intense emotional experience in the user's head, such as the death of a loved one, the moment of discovery that one is in love, a past traumatic event, or even the trip itself. Ketamine is a disassociated, consciousness, memory, perception and motor activity are all disassociated from each other.
Veterinarians commonly use ketamine as a cat tranquilizer.
It may also cause brain damage and trigger psychosis, seizures, depression, and other neurological and psychological diseases. K is fun, but I'd never do it again. I go sober. Even attending raves sober can be dangerous. Taking only slightly more can cause nausea, vomiting, diarrhea, headaches, confusion, dizziness, seizures, comas and even breathlessness.