Alcohol, Adderall, Nicotine, and Melatonin Post date December 3, 2020 No Comments on Alcohol, Adderall, Nicotine, and Melatonin A variety of substances can affect both the quality and quantity of sleep. Time: 2-4 minutes ← Take the Caffeine Challenge! → Safety and Drowsy Driving Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.