I am 19 year old male. I smoked weed in this year on the month of january. Thats the 1st time that I smoked. On the day I smoked im unable to say whats happened to me at that time. Till the day I smoked to now I again never smoked but im getting those reactions after 4 months (since 15-20 days. There is something formed in my throat. What is it? Why its formed? How to make it go?& also im unable to sleep from then im having sleepless nights. Still lot more happened which im even can not unable to explain. Im getting lot of fear after that incident. After that incident my life & behaviour was completely changed. Please help me to get back into normal situations.