Botox is a prescription drug best known for its cosmetic use, but its active ingredient is one of the deadliest biological substances known to mankind. Hosted by: Michael Aranda Head to https://scishowfinds.com/ for hand selected artifacts of the universe! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Lazarus G, Sam Lutfi, D.A. Noe, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, Tim Curwick, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1392572/ https://accesspediatrics.mhmedical.com/content.aspx?bookid=2216§ionid=170340147 https://www.accessdata.fda.gov/drugsatfda_docs/label/2017/125274s109lbl.pdf https://www.ncbi.nlm.nih.gov/pubmed/27363760 https://www.ncbi.nlm.nih.gov/pubmed/16901418 https://www.springer.com/us/book/9783319503752 https://www.ncbi.nlm.nih.gov/pubmed/20418969 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1312202/ https://www.botoxcosmetic.com/why-botox-cosmetic https://www.mayoclinic.org/healthy-lifestyle/infant-and-toddler-health/expert-answers/infant-botulism/faq-20058477 https://ehs.ucsf.edu/botulinum-toxin-exposure-protocol https://www.aao.org/basic-skills/strabismus-botox-treatment http://edition.cnn.com/2002/HEALTH/04/15/botox.fda/ http://blogs.discovermagazine.com/bodyhorrors/2016/07/31/bad-sausage-botulism/#.WyLI3LE-Icg https://www.ncbi.nlm.nih.gov/pubmed/17458494 Images: http://www.thinkstockphotos.com/image/stock-photo-mature-woman-receiving-an-injection-to-her/dv1768009 https://en.wikipedia.org/wiki/File:Clostridium_botulinum_01.png http://www.thinkstockphotos.com/image/stock-photo-clostridium-difficile-bacterium/838214376 http://www.thinkstockphotos.com/image/stock-photo-red-blood-cells/119246222 http://www.thinkstockphotos.com/image/stock-photo-young-woman-gets-beauty-injection-in-her-face/627211296 http://www.thinkstockphotos.com/image/stock-photo-cosmetic-treatment-facial-skin-lifting/952831746 http://www.thinkstockphotos.com/image/stock-photo-vials-and-syringe/490069423 Thumbnail: http://www.thinkstockphotos.com/image/stock-photo-sample-of-botulism-in-laboratory-concept-of/510563714