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Synthroid (Levothyroxine) - Constipation - Suspected Cause - Side Effect Reports

 
 



Index of reports > Cases with Constipation ()

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

Possible Synthroid side effects in 67 year old female

Reported by a consumer/non-health professional from United States on 2012-08-23

Patient: 67 year old female, weighing 78.9 kg (173.6 pounds)

Reactions: Confusional State, Nasopharyngitis, Weight Loss Poor, DRY Skin, Thyroxine Increased, Constipation, Weight Increased, Respiratory Tract Congestion, Mood Altered, TRI-Iodothyronine Decreased, Alopecia, Insomnia, Onychoclasis, Disturbance in Attention, Memory Impairment

Drug(s) suspected as cause:
Levoxyl
    Dosage: 100 ug, daily

Levoxyl
    Dosage: 50 ug, unk
    Indication: Hypothyroidism

Synthroid
    Dosage: unk
    Indication: Hypothyroidism



Possible Synthroid side effects in female

Reported by a physician from United States on 2012-07-31

Patient: female

Reactions: Breast Cancer, Constipation, Feeling Cold, Anxiety, Irritability, Fatigue, Hypothyroidism, Fluid Retention

Drug(s) suspected as cause:
Synthroid
    Dosage: not reported dose
    Indication: Hypothyroidism
    Start date: 1987-01-01

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily

Synthroid
    Dosage: 1-100mcg tablet + 1/2-25 mcg tablet

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily

Synthroid
    Dosage: 1-100mcg tablet + 1/2-25 mcg tablet



Possible Synthroid side effects in female

Reported by a consumer/non-health professional from United States on 2012-07-25

Patient: female, weighing 58.0 kg (127.7 pounds)

Reactions: Product Quality Issue, Mucous Stools, Constipation

Drug(s) suspected as cause:
Levoxyl
    Dosage: one and a half tablet, 1x/day
    Administration route: Oral
    Indication: Autoimmune Thyroiditis
    Start date: 2011-02-01
    End date: 2012-07-01

Levoxyl
    Dosage: one and a half tablet, 1x/day
    Start date: 2012-04-01

Synthroid
    Dosage: unk
    Start date: 2011-01-01
    End date: 2011-02-01



Possible Synthroid side effects in female

Reported by a physician from United States on 2012-07-20

Patient: female

Reactions: Breast Cancer, Constipation, Feeling Cold, Irritability, Anxiety, Fatigue, Hypothyroidism, Fluid Retention

Drug(s) suspected as cause:
Synthroid
    Dosage: 1-100mcg tablet + 1/2-25 mcg tablet

Synthroid
    Dosage: not reported dose
    Indication: Hypothyroidism
    Start date: 1987-01-01

Synthroid
    Dosage: 1-100mcg tablet + 1/2-25 mcg tablet

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily

Synthroid
    Dosage: ^certain pills^ to make 112.5 mcg daily



Possible Synthroid side effects in 76 year old male

Reported by a consumer/non-health professional from United States on 2012-07-19

Patient: 76 year old male, weighing 61.7 kg (135.7 pounds)

Reactions: Diarrhoea, Weight Abnormal, Constipation

Drug(s) suspected as cause:
Synthroid



Possible Synthroid side effects in 40 year old female

Reported by a consumer/non-health professional from United States on 2012-07-19

Patient: 40 year old female

Reactions: Intervertebral Disc Protrusion, Contusion, Pain in Extremity, Chills, Pain, Constipation, Feeling Cold, Malaise, Exfoliative Rash, Hypothyroidism, Gait Disturbance, Neuralgia

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Humira
    Indication: Crohn's Disease
    Start date: 2012-02-29
    End date: 2012-04-26

Synthroid
    Indication: Radioactive Iodine Therapy
    End date: 2012-07-01

Synthroid
    Start date: 2012-07-01

Other drugs received by patient: Fentanyl; Zofran; Trazodone Hydrochloride; Maxalt; Bentyl; Probiotic; Ativan; Nexium; Enablex; Flector; Ativan; Hydrocortisone; Biotin; Fentanyl; Dilaudid; Ativan; Womans Multivitamin; Ativan



Possible Synthroid side effects in 33 year old male

Reported by a pharmacist from United States on 2012-04-23

Patient: 33 year old male, weighing 63.5 kg (139.7 pounds)

Reactions: Constipation

Drug(s) suspected as cause:
Synthroid

Other drugs received by patient: Levothyroxine Sodium; Sennakot; Fish OIL; Vitamin D



Possible Synthroid side effects in 43 year old female

Reported by a consumer/non-health professional from United States on 2012-04-17

Patient: 43 year old female, weighing 113.5 kg (249.7 pounds)

Reactions: Abdominal Pain, Constipation, Abdominal Adhesions

Adverse event resulted in: hospitalization

Drug(s) suspected as cause:
Synthroid

Other drugs received by patient: Unknown Other Medications



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 male

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

Patient: male

Reactions: Abdominal Pain, Constipation

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

Lorazepam
    Indication: Product Used FOR Unknown Indication

Synthroid
    Indication: Product Used FOR Unknown Indication

Vicodin
    Indication: Product Used FOR Unknown Indication



Possible Synthroid side effects in female

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

Patient: female, weighing 72.6 kg (159.8 pounds)

Reactions: Incontinence, Constipation, Hyperhidrosis

Drug(s) suspected as cause:
Synthroid

Other drugs received by patient: Gabapentin; Calcium Acetate; Lithium; Methotrexate; Plaquenil; Unknown Pain Medications; Sulfasalazine; Estrogenic Substance



Possible Synthroid side effects in male

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

Patient: male, weighing 78.1 kg (171.8 pounds)

Reactions: Agitation, Muscular Weakness, Constipation, Tremor, Decreased Appetite

Drug(s) suspected as cause:
Synthroid

Other drugs received by patient: Lithium



Possible Synthroid side effects in female

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

Patient: female

Reactions: Weight Increased, Drug Effect Decreased, DRY Skin, Constipation, Sluggishness

Drug(s) suspected as cause:
Synthroid
    Indication: Hypothyroidism
    End date: 2011-07-01

Synthroid
    Start date: 2011-07-01



Possible Synthroid side effects in 70 year old female

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

Patient: 70 year old female, weighing 60.8 kg (133.8 pounds)

Reactions: Abdominal Distension, Constipation

Drug(s) suspected as cause:
Synthroid



Possible Synthroid side effects in female

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

Patient: female, weighing 40.9 kg (89.9 pounds)

Reactions: Pruritus, Constipation

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

Synthroid
    Dosage: 0.5 mg daily
    Indication: Thyroid Disorder
    Start date: 2008-01-01

Other drugs received by patient: Vitamin D



Possible Synthroid side effects in female

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

Patient: female, weighing 59.0 kg (129.8 pounds)

Reactions: Swelling Face, Urticaria, Constipation, Weight Increased, Fatigue, Eye Swelling, Thyroid Function Test Abnormal, Cough

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

Synthroid
    Indication: Hypothyroidism
    Start date: 2000-01-01

Synthroid

Other drugs received by patient: Unknown Allergy Medications; Zoloft



Possible Synthroid side effects in female

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

Patient: female

Reactions: Swelling, Depression, Constipation

Drug(s) suspected as cause:
Synthroid



Possible Synthroid side effects in 63 year old female

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

Patient: 63 year old female, weighing 72.6 kg (159.8 pounds)

Reactions: Fatigue, Drug Effect Decreased, Alopecia, Constipation, Feeling Abnormal

Drug(s) suspected as cause:
Synthroid



Possible Synthroid side effects in female

Reported by a consumer/non-health professional from Puerto Rico on 2012-01-05

Patient: female, weighing 78.5 kg (172.8 pounds)

Reactions: Weight Increased, Fatigue, Weight Loss Poor, Dyspnoea, Dyspepsia, Headache, Product Physical Issue, Constipation, Blood Glucose Increased

Drug(s) suspected as cause:
Cytomel
    Administration route: Oral
    Indication: Hypothyroidism
    End date: 2011-06-01

Synthroid
    Administration route: Oral
    Indication: Hypothyroidism
    End date: 2011-06-01

Other drugs received by patient: Tramadol HCL



Possible Synthroid side effects in female

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

Patient: female, weighing 67.2 kg (147.8 pounds)

Reactions: Drug Ineffective, Constipation, Irritability, Weight Increased, Fatigue, Mood Altered, Alopecia, Mood Swings, Asthenia

Drug(s) suspected as cause:
Synthroid
    Administration route: Oral
    Indication: Hypothyroidism
    Start date: 2011-05-01

Synthroid
    Administration route: Oral
    Start date: 2008-01-01
    End date: 2011-05-01

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