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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 1447 241 Efficacy_major Efficacy_moderate Efficacy_slight Efficacy_none Efficacy_cant_tell
Other 317 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 125 12 Efficacy_major Efficacy_moderate Efficacy_cant_tell
Hashimoto's Thyroiditis 67 6 Efficacy_major Efficacy_moderate Efficacy_slight
Thyroid disorder 30 3 Efficacy_major Efficacy_moderate Efficacy_cant_tell

See all 2397 patients currently taking Levothyroxine

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Reported Side Effects

Side effects as an overall problem

Severe
 12
Moderate
 23
Mild
 41
None
 252

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

Fatigue 17
Heart palpitations 9
Headaches 8
Weight gain 7
Hair loss 5
Dry mouth (xerostomia) 5
See all 77 reported side effects ▼ See top 6 reported side effects ▲

Reported Dosages

Frequently reported dosages based on patients currently taking Levothyroxine. See all 162 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
  181 Number of Patients: 181 363 Number of Patients: 363 305 Number of Patients: 305 137 Number of Patients: 137 308 Number of Patients: 308 117 Number of Patients: 117 173 Number of Patients: 173 149 Number of Patients: 149 88 Number of Patients: 88 70 Number of Patients: 70  

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: 29%
Other 40   Other: 27%
Did not seem to work 40   Did not seem to work: 27%
Side effects too severe 20   Side effects too severe: 13%
Personal research 19   Personal research: 13%
Expense 9   Expense: 6%
Course of treatment ended 9   Course of treatment ended: 6%
Change in health plan coverage 6   Change in health plan coverage: 4%
Not indicated 4   Not indicated: 3%

See all 147 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
 277 84%
Usually
 41 13%
Sometimes
 3 1%
Never
 7 2%

Burden

Difficulty being on treatment

Burden of Levothyroxine

Very
 9 3%
Somewhat
 18 5%
A little
 53 16%
Not at all
 248 76%

Cost

Paid out of pocket

Cost of Levothyroxine

$200+
 1 0%
$100-199
 0 0%
$50-99
 2 1%
$25-49
 16 7%
< $25
 206 92%

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

Report created on May 28, 2012.