You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is A 17-year-old boy presents to you with sweating, yawning, lacrimation, tachycardia. His friends repoed that he has been not attending college lately. The likely diagnosis is: and explain in detail?
Dysphoric mood, Nausea, Vomiting, Lacrimation, Muscle aches, dilated pupils, sweating, yawning, fever and insomnia are the symptoms of opioid withdrawal. Heroine is the commonest opioid misused. Withdrawal is due to reduced intake or abstinence following many weeks of continuous intake Ref: DSM IV : Diagnostic Criteria for Opioid Withdrawal