Glycylcyclines are a relatively new class of antibiotics which are derived from tetracycline. At this time, there is only one of these antibiotics for clinical use, and that is called tigecyclne.
 
 
Recommended Resources
Offers information about what this glycylcyline is used for, contraindications, and important dosing information.
http://www.drugs.com/cdi/tigecycline.html
The Journal of Antimicrobial Chemotherapy article provides a systematic review of Tigecycline for the treatment of acinetobacter infections, including those infections which are drug-resistant.
http://jac.oxfordjournals.org/cgi/content/abstract/62/1/45
Details information about Tygacil, trade name for Tigecycline, for intravenous use contains a description of the agent, user reviews, and slide shows regarding Swine flu vaccine and frequently asked questions as well as strep throat slideshow.
http://www.rxlist.com/tygacil-drug.htm