Doxepin (Overview) Doxepin (brand name sinequan) is an older prescription antidepressant (a tricyclic available generically) that is mostly used nowadays as a sleep aid. It also has anxiety-relieving effects. Common side effects include dry mouth, blurred vision, and constipation, but unlike many other prescription sleep aids, it is non-addictive.
This causes sharp shooting pains down the arm. Depending on how many nerves in the arm are affected, anywhere from a finger to several fingers, to the entire arm from the shoulder to the hand can go numb.The Shooting pain can sometimes go into the neck, towards the head as well.his causes sharp shooting pains down the arm. Depending on how many nerves in the arm are affected, anywhere from a finger to several fingers, to the entire arm from the shoulder to the hand can go numb.
By Mayo Clinic Staff. Arm pain can be caused by a wide variety of problems, ranging from joint injuries to compressed nerves. Depending on the cause, arm pain can start suddenly or develop over time. In many cases, arm pain actually originates from a problem in your neck or upper spine. Arm pain, particularly pain that radiates into your left arm, can even be a sign of a heart attack. Causes.