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Synthroid (Levothyroxine) - Atrial Fibrillation - Suspected Cause - Side Effect Reports

 
 



Index of reports > Cases with Atrial Fibrillation ()

Below is the selection of side effect reports (a.k.a. adverse event reports) related to Synthroid (Levothyroxine) where reactions include atrial fibrillation. The selected reports were submitted to the FDA during the sample period of about a year.

Possible Synthroid side effects in female

Reported by a physician from United States on 2012-08-07

Patient: female, weighing 65.1 kg (143.2 pounds)

Reactions: Atrial Fibrillation

Drug(s) suspected as cause:
Synthroid
    End date: 2012-05-31

Synthroid
    Indication: Hypothyroidism
    Start date: 1997-05-01



Possible Synthroid side effects in female

Reported by a physician from United States on 2012-07-23

Patient: female

Reactions: Expired Drug Administered, Atrial Fibrillation, Blood Thyroid Stimulating Hormone Decreased

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Synthroid
    Dosage: 150 mcg daily
    Indication: Product Used FOR Unknown Indication

Synthroid
    Dosage: 125 mcg daily

Synthroid
    Dosage: 175 mcg daily
    Indication: Thyroidectomy



Possible Synthroid side effects in female

Reported by a consumer/non-health professional from United States on 2012-06-22

Patient: female

Reactions: Atrial Fibrillation, Expired Drug Administered, Blood Thyroid Stimulating Hormone Decreased

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Synthroid
    Dosage: 175 mcg daily
    Indication: Thyroidectomy

Synthroid
    Dosage: 125 mcg daily



Possible Synthroid side effects in 76 year old female

Reported by a consumer/non-health professional from United States on 2012-03-01

Patient: 76 year old female

Reactions: Gastrointestinal Infection, Colon Cancer, Injection Site Haematoma, Crohn's Disease, Gastrointestinal Inflammation, Atrial Fibrillation, Cystitis, Constipation

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Coumadin
    Indication: Product Used FOR Unknown Indication

Humira
    Dosage: loading dose
    Indication: Crohn's Disease
    Start date: 2012-01-25
    End date: 2012-01-25

Humira

Humira
    Indication: Rheumatoid Arthritis
    Start date: 2003-01-01
    End date: 2005-01-01

Synthroid
    Indication: Hypothyroidism

Tylenol PM
    Dosage: at bedtime

Other drugs received by patient: Prednisone TAB; Ferrous Sulfate TAB; Folic Acid; Vitamin B-12; Prednisone TAB; Magnesium Oxide; Potassium; Prednisone TAB; Calcium +vit D; Omeprazole; Prednisone TAB



Possible Synthroid side effects in 72 year old female

Reported by a consumer/non-health professional from United States on 2012-01-05

Patient: 72 year old female, weighing 68.1 kg (149.8 pounds)

Reactions: Urticaria, Skin Burning Sensation, Atrial Fibrillation, DRY Skin, Tremor, Burning Sensation, Abdominal Discomfort, Diarrhoea, Chest Pain, Alopecia, Insomnia, Heart Rate Increased, Thyroid Function Test Abnormal

Drug(s) suspected as cause:
Synthroid
    Indication: Thyroidectomy

Synthroid
    Indication: Basedow's Disease
    Start date: 1989-01-01



Possible Synthroid side effects in female

Reported by a consumer/non-health professional from United States on 2011-12-22

Patient: female

Reactions: Dyspnoea, Overdose, Chest Pain, Atrial Fibrillation, Blood Thyroid Stimulating Hormone Decreased

Drug(s) suspected as cause:
Synthroid
    Indication: Thyroid Cancer
    Start date: 2011-10-01

Synthroid
    Indication: Thyroid Cancer

Synthroid
    Dosage: daily, except on the 112mcg days
    Indication: Thyroidectomy
    Start date: 2011-10-01

Synthroid
    Indication: Thyroidectomy
    Start date: 2010-11-01
    End date: 2011-10-01

Other drugs received by patient: PRE-Natal Multi-Vitamins; Vitamin D; Xopenex; Albuterol; Aspirin

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