The Plague of Justinian was a pandemic that raged across the mighty Byzantine Empire under the rule of Emperor Justinian 1.  This plague was one of the first major plagues to ravage the known world. It arrived in Constantinople in 542 CE, almost a year after the disease first made its deadly appearance in the outer provinces of the newly formed empire. The outbreak continued to sweep throughout the Mediterranean world for another 225 years, finally disappearing in 750 CE.
 
You will receive one single-use glass vial of this potion, sealed by cork, and dipped in wax to ensure the potency of your potion. According to all the laws and regulations set forth by the Ministry of Magic and all abiding councils. That this sample will be solely used for research in the areas of magical study. It will be tagged and packaged with the utmost care to ensure the safest delivery.