VazoTanSide Effects - XML FEED - Medications.com http://www.medications.com/se/VazoTan Recent side effects for VazoTan my son has a black tongue, he is three months old. Sun, 27 Jan 2008 16:21:56 -0500 http://www.medications.com/effect/view/26673 my son has a black tongue, he is three months old. http://www.medications.com/effect/view/26673