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What is Levothyroxine?

Levothyroxine is a synthetic form of the human hormone thyroxine. The drug is used to treat hypothyroidism (underactive thyroid), which can lead to weight gain, depression, and pain.

Reported Purpose & Efficacy

Reasons and Efficacy
Purpose # of patients
# of patients with evaluations Efficacy
Major
Moderate
Slight
None
Can’t tell
Hypothyroidism 1205 213 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Other 312 33 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
General health 136 14 Efficacy_major Efficacy_moderate Efficacy_none Efficacy_cant_tell
Hashimoto's Thyroiditis 87 9 Efficacy_major Efficacy_moderate Efficacy_cant_tell
Hashimoto's Thyroiditis 66 6 Efficacy_major Efficacy_moderate Efficacy_slight
Thyroid disorder 29 3 Efficacy_major Efficacy_moderate Efficacy_cant_tell

See all 2106 patients currently taking Levothyroxine

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Reported Side Effects

Side effects as an overall problem

Severe
 12
Moderate
 19
Mild
 36
None
 229

Commonly reported side effects, conditions, and hospitalizations associated with Levothyroxine

Fatigue 14
Heart palpitations 9
Headaches 8
Weight gain 6
Problems concentrating 5
Sweating excessive 5
See all 68 reported side effects ▼ See top 6 reported side effects ▲

Reported Dosages

Frequently reported dosages based on patients currently taking Levothyroxine. See all 157 dosages ►

  25 mcg (0.025 mg) daily 50 mcg (0.05 mg) daily 75 mcg (0.075 mg) daily 88 mcg (0.088 mg) daily 100 mcg (0.1 mg) daily 112 mcg (0.112 mg) daily 125 mcg (0.125 mg) daily 150 mcg (0.15 mg) daily 175 mcg (0.175 mg) daily 200 mcg (0.2 mg) daily
  149 Number of Patients: 149 313 Number of Patients: 313 265 Number of Patients: 265 124 Number of Patients: 124 261 Number of Patients: 261 103 Number of Patients: 103 153 Number of Patients: 153 125 Number of Patients: 125 74 Number of Patients: 74 58 Number of Patients: 58  

Reported Stop Reasons

Why Patients Stopped Taking Levothyroxine (multiple reasons could be selected)
Reason # Patients Percentage of patients
Doctor's advice 43   Doctor's advice: 32%
Other 36   Other: 26%
Did not seem to work 33   Did not seem to work: 24%
Side effects too severe 18   Side effects too severe: 13%
Personal research 18   Personal research: 13%
Expense 10   Expense: 7%
Course of treatment ended 9   Course of treatment ended: 7%
Change in health plan coverage 5   Change in health plan coverage: 4%
Not indicated 4   Not indicated: 3%

See all 135 patients who’ve stopped taking Levothyroxine

Reported Duration See details about how long patients take this treatment ▼

Currently Taking Levothyroxine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more

Stopped Taking Levothyroxine

A bar graph

0-1 month 1-3 months 3-6 months 6 months-1year 1-2 years 2 years or more

Reported Adherence, Burden & Cost See details from patient evaluations ▼

Adherence

Taking treatment as prescribed

Adherence of Levothyroxine

Always
 250 84%
Usually
 37 13%
Sometimes
 3 1%
Never
 6 2%

Burden

Difficulty being on treatment

Burden of Levothyroxine

Very
 8 3%
Somewhat
 18 6%
A little
 49 17%
Not at all
 221 75%

Cost

Paid out of pocket

Cost of Levothyroxine

$200+
 1 0%
$100-199
 0 0%
$50-99
 2 1%
$25-49
 15 7%
< $25
 185 91%

See more information, including instructions, precautions, side effects, and interactions.

Report created on February 10, 2012.