Estrogenic Drugs Flashcards
1
Q
Tamoxifen
- MOA
- IND
- SE
A
- MOA
- SERM
- estrogen receptor antagonist
- IND
- ER positive breast cancer
- SE
- Endometrial hyperplasia and cancer
- Venous thromboembolism
- Pulmonary embolism
- Cataracts
2
Q
Raloxifene
- MOA
- IND
- SE
A
- MOA
- SERM
- Antagonizes estrogen
- IND
- Post-menopausal osteoporosis
- Invasive breast cancer
- SE
- fewer side effects than tamoxifen
3
Q
Toremifene
- MOA
- IND
- SE
A
- MOA
- SERM
- ER antagonist
- IND
- Metastatic breat cancer
- SE
- Fewer side effects than tamoxifen
4
Q
Clomiphene
- MOA
- IND
- SE
A
- MOA
- SERM
- Estrogen and E2 antagonist
- Blocks negative feedback at hypothalamus and pituitary
- (increased gonadotropins)
- IND
- Used to induce ovulation
- SE
- Thromboembolism
5
Q
Mifepristone
- MOA
- IND
- SE
A
- MOA
- Progesterone receptor antagonist
- breaks down endometrium in pregnancy
- Given with Prostaglandin
- stimulates uterine contractions
- Progesterone receptor antagonist
- IND
- Abortifacent (through 49 days)
- SE
- Heavy uterine bleeding
6
Q
Exemestane
- MOA
- IND
- SE
A
- MOA
- Aromatase inhibitor
- IND
- Alternate therapy for tamoxifen
- ER positive breast cancer
- Alternate therapy for tamoxifen
- SE
- Osteoporatic fractures
7
Q
Anastrazole
- MOA
- IND
- SE
A
- MOA
- Aromatase inhibitor (converts androgens to estrogen)
- Decreased estradiol
- IND
- ER+ breast cancer
- SE
- Osteoporosis
Used over tamoxifen due to fewer thromboembolic events
8
Q
Letrozole
- MOA
- IND
- SE
A
- MOA
- Aromatase inhibitor
- IND
- ER positive breast cancer
- Induce ovulation
- SE
- Osteoporotic fractures
9
Q
What side effect is common in aromatase inhibiting drugs?
A
Osteoporotic fractures
10
Q
What are legitimate uses for androgenic steroids?
A
- Hypogonadism
- Breast cancer
- Stimulation of erythropoiesis
- Danazol used in anemias
- Hereditary angioedema
- testosterone increases C1 inhibitor
- AIDS-related muscle wasting
11
Q
Danazol
- MOA
- IND
- SE
A
- MOA
- anti-estrogen
- feedback suppression of gonadotropins
- suppresses ovulation
- weak androgen activity
- anti-estrogen
- IND
- Heavy menstrual bleeding
- Endometriosis
- Fibrocystic breast disease
- Hereditary angioedema
- Anemia
- Stimulation of erythropoiesis
- SE
- Hepatocellular damage
- Teratogen
12
Q
Cyproterone acetate
- MOA
- IND
- SE
A
- MOA
- weak partial agonist for androgen receptor
- anti-androgen
- weak partial agonist for androgen receptor
- IND
- Hirsutism
- SE
- (-) spermatogenesis
- excessive sex drive
13
Q
Megestrol acetate
- MOA
- IND
- SE
A
- MOA
- weak partial agonist for androgen receptor
- IND
- Hirsutism
- SE
- (-) spermatogenesis
- Excessive sex drive
14
Q
Flutamide
- MOA
- IND
- SE
A
- MOA
- Antiandrogen
- IND
- Prostate cancer
- SE
- Hepatotoxicity
- If used alone:
- Gynecomastia
- Impotence
15
Q
Bicalutamide
- MOA
- IND
- SE
A
- MOA
- Antiandrogen
- IND
- Prostate cancer
- SE
- Less hepatotoxicity than flutamide
- If used alone:
- Gynecomastia
- Impotence
16
Q
Why is Bicalutamide preferred over Flutamide in the treatment of prostate cancer?
A
Less hepatotoxicity