Monoamine Oxidase (MAO) inhibltors are often used as third-line agents in cases of refractory and atypical depression. Whlch Two drugs below are MAO inhlbitors?
1. Doxepin (Sinequan)
2. Tranylcypromine (Parnate)
3. Imipramine (Tofranil)
4. Phenelzine (Nardil)

(2) and (4)

(1) and (3)

(3) and (4)

(1) and (2)