Xylocaine is a popular brand name for the anesthetic drug lidocaine. It is commonly used in medical procedures to numb an area of the body before surgery or injections. However, there are several other synonyms for this medication, including Pronestyl, Levothyroxine, and Solu-Cortef. Each of these drugs has a unique purpose, but they all share the common attribute of being able to provide relief from pain or discomfort. It is important to note that while these drugs may help alleviate pain, they should only be used under the guidance of a qualified medical professional. Always follow your doctor's instructions when taking any medication, including xylocaine.