There are quite a lot of threads on Seroquel if you use the search engine. Seroquel is an anti-psychotic and is not recommended to take it for recreation as there are a lot of side effects. You will most likely just get the anti-anxiety effects and sleepiness from it.
Going to close this thread for now because it is against the guidelines here in BDD
Disallowed Subjects
6) NO QUESTIONS ASKING IF A MEDICATION OR DRUG IS RECREATIONAL
These questions can easily be answered with wikipedia, google, or erowid. If you have exhausted these options and your question has Harm Reduction value, then it is up to the discretion of the moderators whether or not it is appropriate. Listing the contents of your medicine cabinet or questions which display no prior research on the topic will be closed.