FINASTERIDE

Question 1

Drug class

Answer 1

5 alpha reductase inhibitors

Question 2

How does it work? (4)

Answer 2

1. reduces the size of the prostate gland
2. by inhibiting the enzyme 5-alpha reductase
3. this enzyme is responsible for covering testosterone to it’s active metabolite dihydrotestosterone
4. dihydrotestosterone promotes prostatic growth

Question 3

Contra-indications

Answer 3

pregnant women

Question 4

Side effects (3)

Answer 4

1. sexual

• impotence
• reduced libido

2. breast
   - gynaecomastia
   - breast cancer in men
3. hair
   - male pattern baldness

Question 5

Interactions

Answer 5

none

Question 6

Elimination (2)

Answer 6

urine and faeces