DESCRIPTION
Amitriptyline HCl is 3-(10,11-dihydro-5H-dibenzo [a,d]
cycloheptene-5-ylidene)-N,N-dimethyl-1-propanamine hydrochloride.
Its empirical formula is C20H23N·HC1.
Amitriptyline HCl, a dibenzocycloheptadiene derivative,
has a molecular weight of 313.87. It is a white, odorless,
crystalline compound which is freely soluble in water.
Elavil (amitriptyline HCl) is supplied as 10 mg, 25 mg,
50 mg, 75 mg, 100 mg, and 150 mg tablets and as a sterile
solution for intramuscular use. Inactive ingredients of
the tablets are calcium phosphate, cellulose, colloidal
silicon dioxide, hydroxypropyl cellulose, hydroxypropyl
methylcellulose, lactose, magnesium stearate, starch,
stearic acid, talc, and titanium dioxide. 10 mg amitriptyline
HCl tablets also contain FD&C Blue 1. 25 mg amitriptyline
HCl tablets also contain D&C Yellow 10, FD&C Blue
1, and FD&C Yellow 6. 50 mg amitriptyline HCl tablets
also contain D&C Yellow 10, FD&C Yellow 6 and
iron oxide. 75 mg amitriptyline HCl tablets also contain
FD&C Yellow 6. 100 mg amitriptyline HCl tablets also
contain FD&C Blue 2 and FD&C Red 40. 150 mg amitriptyline
HCl tablets also contain FD&C Blue 2 and FD&C
Yellow 6.
Each Milliliter of the Sterile Solution Contains: Amitriptyline
hydrochloride: 10 mg; Dextrose: 44 mg; Water for Injection,
q.s.:1 ml
Added as Preservatives: Methylparaben: 1.5 mg; Propylparaben:
0.2 mg
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