Loxapine, a dibenzoxazepine compound, represents a new subclass of tricyclic
antipsychotic agent, chemically distinct from the thioxanthenes, butyrophenones,
and phenothiazines. Chemically, it is 2-chloro-11-(4-methyl-1-piperazinyl)dibenz[b,f][1,4]
Each capsule for oral administration contains loxapine succinate 6.8,
13.6, 34.0 or 68.0 mg equivalent to 5, 10, 25 or 50 mg of loxapine, respectively.
It also contains the following inactive ingredients: anhydrous lactose,
polacrilin potassium, magnesium stearate talc, and titanium dioxide. Additionally,
the 10 mg capsule contains D & C Yellow 10 and FD & C Yellow 6, the 25
mg capsule contains D & C Yellow 10 and FD & C Blue 1, and the 50 mg capsule
contains FD & C Blue 1.