PHENOBARBITAL- phenobarbital elixir. Qualitest Pharmaceuticals. U.S. National Library of Medicine, National Institutes of Health, DailyMed. Accessed March 4, 2016 from http://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=ff602c63-870a-4a32-b14e-27dbfb34151f
PHENOBARBITAL- phenobarbital tablet. E5 Pharma, LLC. U.S. National Library of Medicine, National Institutes of Health, DailyMed. Accessed March 4, 2016 from http://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=1fd1c79c-37c3-40b8-983b-f88bb92e9ce7
PHENOBARBITAL SODIUM- phenobarbital sodium injection. West-ward Pharmaceutical Corp. U.S. National Library of Medicine, National Institutes of Health, DailyMed. Accessed March 4, 2016 from http://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=ffcaa218-ed6a-4557-9645-b9a91128a214
Phenobarbital. Lexi-Comp ONLINE, 2016 Lexi-Comp, Inc. Accessed March 4, 2016 from http://online.lexi.com.
Phenobarbital. DRUGDEX® System. 2016 Truven Health Analytics Inc. Accessed March 4, 2016 from http://www.thomsonhc.com