What does SPECT stand for? SPECT stands for Single Photon Emission Cardiac Tomography (nuclear cardiology) Suggest new definition This definition appears very rarely and is found in the following Acronym Finder categories:
Expert: Dr. Arun Phophalia replied 5 years ago. Greetings. In a study the average lethal dose for Xanax has been found as 22 mg. But death can occur at 10 mg single dose. With alcohol, there is further central nervous system depression and the lethal dose can be far less. Though for it (combination and alcohol)data are not available.
The following key points illustrate a very safe way to use Xanax for opiate withdrawal symptoms relief: 1  Always take Xanax under the supervision of a physician. 2  Xanax comes in tablets that are circular which are 0.25 mg or 0.5 mg, football shaped tablets that are 1.0 mg, and rectangular bars that are 2.0 mg.