Levothyroxine dose selection

Question 1

Starting dose for adults

Answer 1

1.6 mcg/kg/day

Question 2

average starting dose for levothyroxine for adults

Answer 2

100 mcg/day

Question 3

When and by how much should we increase the dose for adults

Answer 3

increase by 12.5-25 mcg every 6-8 weeks

Question 4

Starting dose for elderly (>65)

Answer 4

start 25-50 mcg/day

Question 5

When and by how much should we increase levothyroxine dose for the elderly

Answer 5

by 12.5-25 mcg every 6-8 weeks

Question 6

Starting dose for patients with CVD (angina, CAD)

Answer 6

Start at 12.5-25 mcg/day

Question 7

When and by how much do we increase the dose of levothyroxine in patients with CVD

Answer 7

increase by 12.5-25 mcg Q 6-8 weeks

Question 8

Starting dose on patients with long standing hypothyroidism

Answer 8

start 12.5-25 mcg

Question 9

When and by how much do we increase the dose on patients with long standing hypothyroidism

Answer 9

Increase by 12.5-25 mcg/day Q 4-6 weeks

Question 10

Levothyroxine requirements in pregnant women

Answer 10

Increased by 45%

Question 11

Rapid absorptions of Liothyronine (T3) causes

Answer 11

cardiac toxicities

Question 12

What is desiccated thyroid made of and what are its potential risks

Answer 12

Made from pork thyroid glands and may lead to allergic reactions to animal protein