Fadrozole

Source: Wikipedia, the free encyclopedia.
Fadrozole
Clinical data
Trade namesAfema
Routes of
administration
By mouth
Drug classAromatase inhibitor; Antiestrogen
ATC code
  • None
Legal status
Legal status
  • In general: ℞ (Prescription only)
Identifiers
  • 4-(5,6,7,8-tetrahydroimidazo[1,5-a]pyridin-5-yl)benzonitrile
JSmol)
  • C1CC(N2C=NC=C2C1)C3=CC=C(C=C3)C#N
  • InChI=1S/C14H13N3/c15-8-11-4-6-12(7-5-11)14-3-1-2-13-9-16-10-17(13)14/h4-7,9-10,14H,1-3H2 ☒N
  • Key:CLPFFLWZZBQMAO-UHFFFAOYSA-N ☒N
 ☒NcheckY (what is this?)  (verify)

Fadrozole (

INNTooltip International Nonproprietary Name), sold under the brand name Afema (by Novartis), is a selective, nonsteroidal aromatase inhibitor which is or has been used in Japan for the treatment of breast cancer.[1][2]

Pharmacodynamics of aromatase inhibitors
Generation Medication Dosage % inhibitiona Classb IC50c
First Testolactone 250 mg 4x/day p.o. ? Type I ?
100 mg 3x/week i.m. ?
Rogletimide 200 mg 2x/day p.o.
400 mg 2x/day p.o.
800 mg 2x/day p.o.
50.6%
63.5%
73.8%
Type II ?
Aminoglutethimide 250 mg mg 4x/day p.o. 90.6% Type II 4,500 nM
Second Formestane 125 mg 1x/day p.o.
125 mg 2x/day p.o.
250 mg 1x/day p.o.
72.3%
70.0%
57.3%
Type I 30 nM
250 mg 1x/2 weeks i.m.
500 mg 1x/2 weeks i.m.
500 mg 1x/1 week i.m.
84.8%
91.9%
92.5%
Fadrozole 1 mg 1x/day p.o.
2 mg 2x/day p.o.
82.4%
92.6%
Type II ?
Third Exemestane 25 mg 1x/day p.o. 97.9% Type I 15 nM
Anastrozole 1 mg 1x/day p.o.
10 mg 1x/day p.o.
96.7–97.3%
98.1%
Type II 10 nM
Letrozole 0.5 mg 1x/day p.o.
2.5 mg 1x/day p.o.
98.4%
98.9%–>99.1%
Type II 2.5 nM
Footnotes: a = In
homogenates
. Sources: See template.

References