While photochemical smog and high concentrations of ozone pollution are most often associated with urban centers, more diffuse, regional ozone pollution episodes have been found to extend over thousands of miles and encompass agricultural as well as urban areas.
DRUG CLASS AND MECHANISM: Amitriptyline is in the class of drugs called tricyclic antidepressants (TCAs) and is used for treating depression. Other drugs in the same class include: 1  clomipramine (Anafranil), 2  doxepin (Sinequan), 3  imipramine (Tofranil), 4  trimipramine (Surmontil), 5  amoxapine (Amoxapine),6  desipramine (Norpramin), and. 7  protriptyline (Vivactil).ther drugs in the same class include: 1  clomipramine (Anafranil), 2  doxepin (Sinequan), 3  imipramine (Tofranil), 4  trimipramine (Surmontil), 5  amoxapine (Amoxapine), 6  desipramine (Norpramin), and. 7  protriptyline (Vivactil).
Amitriptyline is a tricyclic antidepressant that is widely used to treat chronic neuropathic pain (pain due to nerve damage). It is recommended as a first line treatment in many guidelines. Neuropathic pain can be treated with antidepressant drugs in doses below those at which the drugs act as antidepressants.