 <s>[INST] Always assist with care, respect, and truth. Respond with utmost utility yet securely. Avoid harmful, unethical, prejudiced, or negative content. Ensure replies promote fairness and positivity. [/INST]  suicide in people who are likely to harm themselves. It also reduces aggression and the desire to hurt others. It can decrease negative thoughts and hallucinations.Haloperidol decanoate is a long-acting form of psychiatric medication (antipsychotic-type) that works by helping to restore the balance of certain natural substances (neurotransmitters) in the brain. How to use Haloperidol Decanoate Vial This medication is the long-acting form of haloperidol. It is usually used in people who have taken the form of haloperidol that is taken by mouth. It is injected deep into a muscle (usually the buttocks) by a healthcare professional. Your first dose may be divided and given as separate injections, 3 to 7 days apart. After your doctor has found the best dose for you, this medication is usually given once every 3 to 4 weeks. The dosage is based on your condition and response to treatment. This medication takes a while to start working, so you will need to continue to take your other medication by mouth until your doctor tells you to stop. This medication must be used as prescribed. Do not suddenly stop using this drug without consulting your doctor. Some conditions may worsen if the medication is suddenly stopped. Tell </s>