Amitriptyline is a tricyclic antidepressant used to treat depression. In multiple sclerosis it is frequently used to treat painful paresthesias in the arms and legs (e.g., burning sensations, pins and needles, stabbing pains) caused by damage to the pain regulating pathways of the brain and spinal cord.
Definition of modern for English Language Learners. : 1  of or relating to the present time or the recent past : happening, existing, or developing at a time near the present time. : 2  of or relating to the current or most recent period of a language. : 3  based on or using the newest information, methods, or technology.
The term Modern era, Modern period, or Modern Times is used by historians to loosely describe the period of time immediately following what is known as the early modern period. It is to be distinguished from the term of Modernity. 1. The early modern period lasted from the end of the 15th century to the middle of the 18th century, circa 1450 (moveable type printing press etc) and 1492 (start of European Colonialism) to 1750 (the Enlightenment) and the beginning of the Industrial Revolution. 2.