Individual who believes that someone is following them is Persecutory Delusions symptoms.
What are the signs of persecution?
Persecution delusions are the most common delusion. It is occurs when you believe someone is mistreating, conspiring against, or planning to harm you or a loved one. Another type is grandiose delusions, which occur when you have an unrealistically high opinion of yourself or your accomplishments.
Paranoia involves persecutory delusions. The state of constantly doubting and mistrusting other people for no apparent reason is referred to as paranoia. Persecutory delusions occur when paranoid feelings become a more fixed belief.
Persecutory delusions can causes by drug, some drug that causes are cocaine and amphetamine. To stop it sometimes doctor will suggest a psychotherapy (cognitive behavioral/talk therapy) and give a prescribe such as olanzapine and risperidone if needed.
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