What is Levothyroxine?

Category: Prescription Drugs

Most popular types: Synthroid Levoxyl Thyroxine Show all

false

See also: Thyrolar-1

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 & perceived effectiveness
Purpose Patients Evaluations Perceived Effectiveness
Hypothyroidism 2,951 933
Hashimoto's thyroiditis 489 193
General health 144 19
Thyroid cancer 92 18
Fatigue 34 18

Show all 84 reasons taken


  • Major
  • Moderate
  • Slight
  • None
  • Can't tell

Side effects

Side effects as an overall problem

Side effects as an overall problem
Severity Evaluations
Severe 39
Moderate 92
Mild 113
None 960

Commonly reported side effects and conditions associated with Levothyroxine

Side effect Patients
Fatigue 30
Hair loss 25
Weight gain 24
Headaches 15
Heart palpitations 12
Nausea 11

Show all 187 reported side effects

Dosages

Based on patients currently taking Levothyroxine

Dosage Patients
50 mcg (0.05 mg) daily 80
100 mcg (0.1 mg) daily 56
0.1 mg daily 55
75 mcg (0.075 mg) daily 52
0.075 mg daily 45
0.025 mg daily 39
0.05 mg daily 37
0.125 mg daily 35
0.088 mg daily 33
25 mcg (0.025 mg) daily 32

See all 102 dosages

Why patients stopped taking Levothyroxine

Multiple reasons could be selected

Reason Patients
Did not seem to work 90
Doctor's advice 73
Other 64
Side effects too severe 46
Personal research 43
Course of treatment ended 19
Change in health plan coverage 17
Expense 11
See all 276 patients who've stopped taking Levothyroxine

Duration

Currently taking Levothyroxine

Duration Patients
Less than 1 month 1
1 - 6 months 16
6 months - 1 year 32
1 - 2 years 58
2 - 5 years 149
5 - 10 years 228
10 years or more 374

Stopped taking Levothyroxine

Duration Patients
Less than 1 month 21
1 - 6 months 51
6 months - 1 year 41
1 - 2 years 34
2 - 5 years 48
5 - 10 years 39
10 years or more 50
Adherence
Adherence Evaluations
Always 1035
Usually 135
Sometimes 8
Never taken as prescribed 26
Burden
Burden Evaluations
Very hard to take 21
Somewhat hard to take 82
A little hard to take 179
Not at all hard to take 922
Cost per month
Cost per month Evaluations
$200+ 2
$100-199 2
$50-99 12
$25-49 54
< $25 728
Not specified 406

What people switch to and from

Patients started taking Levothyroxine after stopping:

Treatment Patients
Desiccated thyroid (Armour Thyroid) 21
Levothyroxine (Synthroid) 9
Liothyronine (T3) (Cytomel) 5
Antidepressants 1
Carbimazole 1

Show all 10 treatments patients report switching from

Patients stopped taking Levothyroxine and switched to:

Treatment Patients
Desiccated thyroid (Armour Thyroid) 52
Levothyroxine (Synthroid) 8
Liothyronine (T3) (Cytomel) 4
Amitriptyline (Elavil) 1
Phentermine (Adipex-P) 1

Show all 9 treatments patients report switching to

Last updated:

92 patient evaluations for Levothyroxine

Aug 13, 2017 (Started May 27, 2017)

  • Effectiveness
    Slight (for Hashimoto's thyroiditis)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 0.125 mg Daily
Advice & Tips: My TSH is Still elevated, but my T4 is in the normal range. I don't think it is making things worse like the Synthetic Generic Levothyroxine I took back in? I don't feel much different from the NDT Armour.
Cost: < $25 monthly

  • 0 helpful marks

Jan 23, 2017 (Started Jun 02, 2004)

  • Effectiveness
    None (for Hashimoto's thyroiditis)
  • Side effects
    Moderate (weight gain)
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 1 mcg Daily
Cost: < $25 monthly

  • 0 helpful marks

Jan 3, 2017 (Started Aug 10, 1996)

  • Effectiveness
    Major (for General health)
  • Side effects
    None
  • Adherence
    Always
  • Burden
    Not at all hard to take
Dosage: 0.125 mg Daily
Cost: $100-199 monthly

  • 0 helpful marks
Last updated:
Showing 3 of 92 patient evaluations for Levothyroxine