Benzocaine. DRUGDEX System. 2016 Truven Health Analytics, Inc. Accessed May 23, 2016 from http://thomsonhc.com.
Butamben. DRUGDEX System. 2016 Truven Health Analytics, Inc. Accessed May 23, 2016 from http://thomsonhc.com.
Tetracaine Hydrochloride. DRUGDEX System. 2016 Truven Health Analytics, Inc. Accessed May 23, 2016 from http://thomsonhc.com.
CETACAINE TOPICAL ANESTHETIC (benzocaine, butamben, and tetracaine hydrochloride). Accessed May 23, 2016 from: http://www.cetacaine.com/dental/about/prescribing-information