does chewing tobacco make acne worse Can't get rid of acne? Your smoking habit might be the real culprit Acne and smoking - PMC

doi:10.1016/j.toxlet.2022.11.022 50

Everyones sensitivity is different, so whats fine for your friend might be too much for you

Nicotine does not cause a high but can cause a fleeting sense of pleasure

You did come back different

Too much cannabis may cause psychosis Psychosis is a broad term used to describe episodes of mental illness in which the sufferer loses touch with reality

available by prescription only Note: e-cigarettes have not been approved for use as nicotine replacement therapy Anti-smoking medications: Zyban (buproprion): also an anti-depressant named Wellbutrin (at a different dose), this drug reduces the urge to smoke