Review: taking L lysine and Synthroid together


Summary

Drug interactions are reported among people who take L lysine and Synthroid together. This review analyzes the effectiveness and drug interactions between L lysine and Synthroid. It is created by eHealthMe based on reports of 80 people who take the same drugs from FDA and social media, and is updated regularly.

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L Lysine

L lysine has active ingredients of lysine. (latest outcomes from L lysine 5 users)

Synthroid

Synthroid has active ingredients of levothyroxine. It is often used in hypothyroidism. (latest outcomes from Synthroid 92,444 users)

On Jul, 20, 2016

80 people who take L Lysine, Synthroid are studied.


Number of reports submitted per year:

L lysine and Synthroid drug interactions.

Drug effectiveness over time:

L Lysine:
  • < 1 month: 0.0% - (0 of 0 people)
  • 1 - 6 months: 0.0% - (0 of 7 people)
  • 6 - 12 months: 0.0% - (0 of 0 people)
  • 1 - 2 years: 0.0% - (0 of 0 people)
  • 2 - 5 years: 0.0% - (0 of 0 people)
  • 5 - 10 years: 100.0% - (1 of 1 people)
  • 10+ years: 100.0% - (1 of 1 people)
  • not specified: 0.0% - (0 of 0 people)
Synthroid:
  • < 1 month: 0.0% - (0 of 0 people)
  • 1 - 6 months: 0.0% - (0 of 0 people)
  • 6 - 12 months: 66.0% - (2 of 3 people)
  • 1 - 2 years: 100.0% - (1 of 1 people)
  • 2 - 5 years: 25.0% - (1 of 4 people)
  • 5 - 10 years: 100.0% - (2 of 2 people)
  • 10+ years: 50.0% - (1 of 2 people)
  • not specified: 0.0% - (0 of 0 people)

Drug effectiveness by gender:

L Lysine:
  • female: 22.0% - (2 of 9 people)
  • male: 0.0% - (0 of 0 people)
Synthroid:
  • female: 54.0% - (6 of 11 people)
  • male: 100.0% - (1 of 1 people)

Drug effectiveness by age:

L Lysine:
  • 0-1: 0.0% - (0 of 0 people)
  • 2-9: 0.0% - (0 of 0 people)
  • 10-19: 0.0% - (0 of 0 people)
  • 20-29: 0.0% - (0 of 0 people)
  • 30-39: 0.0% - (0 of 0 people)
  • 40-49: 100.0% - (1 of 1 people)
  • 50-59: 0.0% - (0 of 1 people)
  • 60+: 14.0% - (1 of 7 people)
Synthroid:
  • 0-1: 0.0% - (0 of 0 people)
  • 2-9: 0.0% - (0 of 0 people)
  • 10-19: 0.0% - (0 of 0 people)
  • 20-29: 0.0% - (0 of 0 people)
  • 30-39: 0.0% - (0 of 0 people)
  • 40-49: 100.0% - (2 of 2 people)
  • 50-59: 100.0% - (3 of 3 people)
  • 60+: 28.0% - (2 of 7 people)

Most common drug interactions over time *:

1 - 6 months:
  • hair loss
  • lip swelling
1 - 2 years:
  • dark circles under eyes
2 - 5 years:
  • hair loss
5 - 10 years:
  • dark circles under eyes
10+ years:
  • lip swelling
not specified:
  • fatigue
  • nausea
  • platelet count decreased
  • accident
  • atrioventricular block
  • candidiasis
  • deep vein thrombosis
  • malaise
  • pain in extremity
  • diarrhoea

Most common drug interactions by gender *:

female:
  • deep vein thrombosis
  • pain in extremity
  • diarrhoea
  • fatigue
  • malaise
  • platelet count decreased
  • candidiasis
  • dyspnoea
  • ear infection
  • fall
male:
  • accident
  • atrioventricular block
  • cardiac arrest
  • diabetes mellitus
  • ill-defined disorder
  • upper limb fracture
  • adverse event
  • diverticulitis
  • drug ineffective
  • gastrointestinal disorder

Most common drug interactions by age *:

20-29:
  • injection site erythema
  • injection site nodule
  • injection site swelling
  • injection site warmth
30-39:
  • basal ganglia infarction
  • cerebral artery embolism
  • deep vein thrombosis
  • dyspnoea
  • facial paresis
  • muscular weakness
  • pain in extremity
  • pneumonia
  • pulmonary embolism
  • restless legs syndrome
40-49:
  • biliary dyskinesia
  • dark circles under eyes
  • gallbladder disorder
  • lip swelling
50-59:
  • candidiasis
  • ear infection
  • upper respiratory tract infection
  • femur fracture
  • fibula fracture
  • foot fracture
  • hip fracture
  • tibia fracture
  • arthropathy
  • back pain
60+:
  • platelet count decreased
  • accident
  • atrioventricular block
  • cardiac arrest
  • deep vein thrombosis
  • diabetes mellitus
  • pain in extremity
  • platelet count increased
  • hair loss
  • ill-defined disorder

* Approximation only. Some reports may have incomplete information.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

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