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 usual starting Xanax dosage is 0.25 mg to 0.5 mg taken three times a day or as needed. If you take more than 4 mg per day, you are at risk of extreme physical or mental dependence. You may also experience more severe withdrawal symptoms (including seizures) if you stop taking Xanax or if you lower the dose.