Doxepin is used to treat depression and anxiety. Doxepin is in a class of medications called tricyclic antidepressants. It works by increasing the amounts of certain natural substances in the brain that are needed for mental balance. Doxepin is also available as a tablet to treat insomnia. This monograph only gives information about doxepin for depression or anxiety. If you are using this medication for insomnia, read the monograph entitled doxepin (insomnia).
A Dr. Anthony Komaroff, MD, Internal Medicine, answered. The sensation of pins and needles is usually due to a nerve problem. The medical term is parathesias. It may also include shooting pains, numbness or a heavy feeling in an arm or leg. Common causes include:Although there are other possibilities, your symptoms suggest carpal tunnel syndrome. Dr. Anthony Komaroff, MD, Internal Medicine, answered. The sensation of pins and needles is usually due to a nerve problem. The medical term is parathesias. It may also include shooting pains, numbness or a heavy feeling in an arm or leg. Common causes include:
Pins and needles can be caused by a wide range of events and conditions involving nerves, including: 1  pressure on nerves (frequent in pregnancy) 2  pinched nerves. 3  inflammation of the nerves (neuritis) 4  nerve disease (neuropathy) 5  reduced blood supply. 6  nerve injury. 7  hyperventilation or breathing excessively.