THYROID PREPARATIONS









Levothyroxine | Levo-T® | Levoxyl® | Synthroid® | Unithroid®

Dosage forms

Tablet
  • 25 mcg
  • 50 mcg
  • 75 mcg
  • 88 mcg
  • 100 mcg
  • 112 mcg
  • 125 mcg
  • 137 mcg
  • 150 mcg
  • 175 mcg
  • 200 mcg
  • 300 mcg

Dosing

Hypothyroidism
  • See dosing in hypothyroidism
  • Food decreases the absorption of levothyroxine. Levothyroxine should be taken on an empty stomach, preferably 30 - 60 minutes before breakfast or ≥ 3 hours after the evening meal.

Generic / Price

- YES/$

Levothyroxine | Tirosint® | Tirosint®-Sol

Dosage forms

Capsule (Tirosint®)
  • 13 mcg
  • 25 mcg
  • 50 mcg
  • 75 mcg
  • 88 mcg
  • 100 mcg
  • 112 mcg
  • 125 mcg
  • 137 mcg
  • 150 mcg
  • 175 mcg
  • 200 mcg
Oral solution (Tirosint®-Sol)
  • 13 mcg
  • 25 mcg
  • 50 mcg
  • 75 mcg
  • 88 mcg
  • 100 mcg
  • 112 mcg
  • 125 mcg
  • 137 mcg
  • 150 mcg
  • 175 mcg
  • 200 mcg
  • Comes in unit-dose ampules

Dosing

Hypothyroidism
  • See dosing in hypothyroidism
  • Food decreases the absorption of levothyroxine. Levothyroxine should be taken on an empty stomach, preferably 30 - 60 minutes before breakfast or ≥ 3 hours after the evening meal.

Generic / Price

  • Capsule - NO/$$$
  • Solution - NO/$$$

Other

Oral solution
  • Oral solution may be administered directly into mouth or mixed in water and consumed immediately
  • Store solution at room temperature
  • Use oral solution within 15 days after opening the pouch. Keep the ampules in the pouch until ready to use.



Liothyronine (Cytomel®)

Dosage forms

Tablet
  • 5 mcg
  • 25 mcg
  • 50 mcg

Dosing

Hypothyroidism

Generic / Price

- YES/$



Armour thyroid® (liothyronine + levothyroxine)

Dosage forms


Tablet
Milligrams T4 mcg : T3 mcg Grains
15 mg 9.5 : 2.25 1/4 grain
30 mg 19 : 4.5 1/2 grain
60 mg 38 : 9 1 grain
90 mg 57 : 13.5 1-1/2 grains
120 mg 76 : 18 2 grains
180 mg 114 : 27 3 grains
240 mg 152 : 36 4 grains
300 mg 190 : 45 5 grains


Dosing

Hypothyroidism
  • See combination therapy in hypothyroidism
  • Food decreases the absorption of thyroid hormone. Thyroid hormone should be taken on an empty stomach, preferably 30 - 60 minutes before breakfast or ≥ 3 hours after the evening meal

Generic / Price

- NO/$

Other

  • Armour thyroid® is produced from the dessicated thyroid glands of pigs
  • The ratio of T4 to T3 in Armour thyroid is 4.2:1
  • See also food / drug interactions below

Nature-throid® (liothyronine + levothyroxine)

Dosage forms


Tablet
Milligrams T4 mcg : T3 mcg Grains
16.25 mg 9.5 : 2.25 1/4 grain
32.5 mg 19 : 4.5 1/2 grain
48.75 mg 28.5 : 6.75 3/4 grain
65 mg 38 : 9 1 grain
81.25 mg 47.5 : 11.25 1-1/4 grains
97.5 mg 57 : 13.5 1-1/2 grains
113.75 mg 66.5 : 15.75 1-3/4 grains
130 mg 76 : 18 2 grains
146.25 mg 85.5 : 20.25 2-1/4 grains
162.5 mg 95 : 22.5 2-1/2 grains
195 mg 114 : 27 3 grains
260 mg 152 : 36 4 grains
325 mg 190 : 45 5 grains


Dosing

Hypothyroidism
  • See combination therapy in hypothyroidism
  • Food decreases the absorption of Nature-throid. Nature-throid should be taken on an empty stomach, preferably 30 - 60 minutes before food or caffeine or ≥ 2 hours after food

Generic / Price

- NO/$

Other

  • Nature-throid® is produced from the dessicated thyroid glands of pigs
  • The ratio of T4 to T3 is 4.2:1

Thyrolar® (liothyronine + levothyroxine)

Dosage forms

Tablet (T4 mcg : T3 mcg)
  • Thyrolar-1/4 (12.5 : 3.1)
  • Thyrolar-1/2 (25 : 6.25)
  • Thyrolar-1 (50 : 12.5)
  • Thyrolar-2 (100 : 25)
  • Thyrolar-3 (150 : 37.5)

Dosing

Hypothyroidism
  • See combination therapy in hypothyroidism
  • Food decreases the absorption of thyroid hormone. Thyroid hormone should be taken on an empty stomach, preferably 30 - 60 minutes before breakfast or ≥ 3 hours after the evening meal.

Generic / Price

- NO/$$

Other

  • Thyrolar® is made synthetically
  • The ratio of T4 to T3 is 4:1

WP Thyroid® (liothyronine + levothyroxine)

Dosage forms


Tablet
Milligrams T4 mcg : T3 mcg Grains
16.25 mg 9.5 : 2.25 1/4 grain
32.5 mg 19 : 4.5 1/2 grain
48.75 mg 28.5 : 6.75 3/4 grain
65 mg 38 : 9 1 grain
81.25 mg 47.5 : 11.25 1-1/4 grains
97.5 mg 57 : 13.5 1-1/2 grains
113.75 mg 66.5 : 15.75 1-3/4 grains
130 mg 76 : 18 2 grains


Dosing

Hypothyroidism
  • See combination therapy in hypothyroidism
  • Food decreases the absorption of WP Thyroid. WP Thyroid should be taken on an empty stomach, preferably 30 - 60 minutes before food or caffeine or ≥ 2 hours after food.

Generic / Price

- NO/$

Other

  • WP Thyroid® is produced from the dessicated thyroid glands of pigs
  • The ratio of T4 to T3 is 4.2:1








Pricing legend
  • $ = 0 - $50
  • $$ = $51 - $100
  • $$$ = $101 - $150
  • $$$$ = > $150
  • Pricing based on one month of therapy at standard dosing in an adult
  • Pricing based on information from GoodRX.com®
  • Pricing may vary by region and availability