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  1. Cannabis and Cannabinoids (PDQ®) - PDQ Cancer Information Summaries - NCBI Bookshelf 
    https://www.ncbi.nlm.nih.gov/books/NBK65755
    ... States. Other Schedule I substances include heroin , LSD, mescaline, and methaqualone. Despite its designation as having no ... in any clinical trials for anticancer activity or safety. Because CBD is a potential inhibitor of certain ...
  2. Drug use first aid 
    https://medlineplus.gov/ency/article/000016.htm
    ... vary widely in effect and include drugs like peyote and LSD , which primarily affect serotonin receptors in ... who has overdosed: Do not put your own safety in danger. Some drugs can cause violent and ...