Index of reports
> Cases with Drug Ineffective (51)
Below is the selection of side effect reports (a.k.a. adverse event reports) related to Synthroid (Levothyroxine) where reactions include drug ineffective. The selected reports were submitted to the FDA during the sample period of about a year.
Reports 1 - 30 of 51 Next >>
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-07-30
Patient: female
Reactions: Madarosis, Drug Ineffective
Drug(s) suspected as cause:
Synthroid
Dosage: 112 a?g, qd
Administration route: Oral
Indication: Thyroid Disorder
Start date: 2006-01-01
Latisse
Dosage: 2 gtt, qhs
Administration route: Topical
Indication: Hypotrichosis
Start date: 2011-08-01
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-07-11
Patient: female, weighing 74.4 kg (163.6 pounds)
Reactions: Drug Ineffective, Insomnia, Blood Thyroid Stimulating Hormone Increased
Drug(s) suspected as cause:
Cytomel
Dosage: unk
Administration route: Oral
Indication: Hypothyroidism
Ambien
Dosage: unk
Indication: Insomnia
Sonata
Dosage: unk
Indication: Insomnia
Acetaminophen
Dosage: unk
Indication: Insomnia
Lunesta
Dosage: unk
Indication: Insomnia
Synthroid
Dosage: 75 ug, unk
Administration route: Oral
Indication: Hypothyroidism
Synthroid
Dosage: unk
Administration route: Oral
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from Brazil on 2012-06-20
Patient: female, weighing 62.0 kg (136.4 pounds)
Reactions: Dermatitis Allergic, Hypersensitivity, Drug Ineffective, Hypovitaminosis, Skin Exfoliation, Breast Cancer Female, Pruritus Allergic, Osteopenia, Breast Dysplasia, Blood Calcium Decreased, Vitamin B12 Deficiency
Drug(s) suspected as cause:
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Start date: 2012-03-01
End date: 2012-04-01
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Indication: Hypothyroidism
Start date: 1997-01-01
End date: 2001-09-01
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Start date: 2011-09-01
End date: 2012-03-01
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-05-23
Patient: female, weighing 52.2 kg (114.7 pounds)
Reactions: Drug Ineffective, Dizziness, Stress
Drug(s) suspected as cause:
Synthroid
Dosage: 0.2 mg, daily
Indication: Thyroidectomy
Start date: 1981-01-01
Xanax
Dosage: 0.5 mg, as needed
Indication: Stress
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-05-21
Patient: female, weighing 61.3 kg (134.8 pounds)
Reactions: Hypersensitivity, Drug Ineffective, DRY Skin, Somnolence, Skin Fissures, Pruritus Generalised, Weight Increased, Fatigue, Fibromyalgia, Alopecia, Hypothyroidism, Blood Cholesterol Increased, Eye Swelling, Heart Rate Irregular, Hypertension
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Start date: 2000-01-01
End date: 2010-01-01
Cytomel
Indication: Hypothyroidism
Start date: 2010-01-01
Levothyroxine Sodium
Indication: Hypothyroidism
Liothyronine Sodium
Dosage: 75mcg, daily at night
Indication: Hypothyroidism
Start date: 2012-04-23
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-05-01
Patient: female, weighing 61.0 kg (134.2 pounds)
Reactions: Eyelid Oedema, Hypersensitivity, Drug Ineffective, Urticaria, DRY Skin, Somnolence, Pruritus Generalised, Fatigue, Joint Crepitation, Fibromyalgia, Alopecia, Blood Cholesterol Increased, Weight Fluctuation, Hypertension, Heart Rate Abnormal
Drug(s) suspected as cause:
Levothyroxine Sodium
Dosage: unk
Indication: Hypothyroidism
Cytomel
Dosage: 25 ug, 8x/day
Indication: Hypothyroidism
Start date: 2010-01-01
Levothyroxine Sodium
Dosage: 75 ug, daily
Indication: Hypothyroidism
Start date: 2012-04-23
Synthroid
Dosage: unk, 2x/day
Indication: Hypothyroidism
Start date: 2002-01-01
End date: 2010-01-01
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from Brazil on 2012-04-24
Patient: female, weighing 62.0 kg (136.4 pounds)
Reactions: Breast Cancer, Dermatitis Allergic, Hypersensitivity, Hypovitaminosis, Drug Ineffective, Skin Exfoliation, Pruritus Allergic, Osteopenia, Blood Calcium Decreased, Vitamin B12 Deficiency
Drug(s) suspected as cause:
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Indication: Hypothyroidism
Start date: 1999-01-01
End date: 2001-09-01
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Start date: 2011-09-01
End date: 2012-03-01
Synthroid
Dosage: 1 tablet on empty stomach
Administration route: Oral
Start date: 2012-03-01
Possible Synthroid side effects in male
Reported by a physician from United States on 2012-04-20
Patient: male, weighing 69.9 kg (153.8 pounds)
Reactions: Nasopharyngitis, Drug Ineffective, Deafness, Hypohidrosis, Weight Increased, Fatigue, Dizziness, Carpal Tunnel Syndrome, Temperature Intolerance, Hypersomnia, Decreased Appetite, Muscle Spasms, Gastrointestinal Disorder, Hypothyroidism, Memory Impairment, Asthenia, Feeling Abnormal
Drug(s) suspected as cause:
Synthroid
Dosage: unit dose is daily average
Administration route: Oral
Indication: Hypothyroidism
Start date: 2005-01-01
End date: 2012-03-31
Synthroid
Start date: 2012-04-01
Other drugs received by patient: Areds EYE Vitamins; Cytomel
Possible Synthroid side effects in 80 year old male
Reported by a consumer/non-health professional from United States on 2012-03-26
Patient: 80 year old male, weighing 69.9 kg (153.7 pounds)
Reactions: Product Quality Issue, Drug Ineffective
Drug(s) suspected as cause:
Synthroid
Dosage: 80 mcg
Administration route: Oral
Indication: Hypothyroidism
Start date: 2011-12-21
End date: 2012-03-14
Synthroid
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-02-17
Patient: female, weighing 53.1 kg (116.9 pounds)
Reactions: Drug Ineffective, Weight Increased, Fatigue, RED Blood Cell Count Decreased, Depression, Brain Neoplasm Benign, White Blood Cell Count Decreased, Blood Pressure Increased, Thyroid Cancer, Renal Cancer, Ovarian Cyst, Swollen Tongue, Mental Impairment, Neoplasm Malignant, Paraganglion Neoplasm Benign, Thyroid Disorder, Ovarian Cancer
Drug(s) suspected as cause:
Synthroid
Indication: Product Used FOR Unknown Indication
Synthroid
Start date: 2011-01-01
Sutent
Indication: Renal Cancer Metastatic
Possible Synthroid side effects in male
Reported by a consumer/non-health professional from United States on 2012-01-11
Patient: male, weighing 82.5 kg (181.6 pounds)
Reactions: Accident, Drug Ineffective, Sleep Disorder, Hypertension, Joint Injury
Drug(s) suspected as cause:
Synthroid
Dosage: 0.125 mg, 1x/day
Indication: Thyroid Disorder
Start date: 2011-01-01
Lunesta
Dosage: 3mg daily
Indication: Sleep Disorder
Start date: 2011-01-01
End date: 2012-01-01
Lorazepam
Dosage: 1mg daily
Indication: Anxiety
Start date: 2011-12-25
Pristiq
Dosage: 50 mg, 1x/day
Indication: Anxiety
Start date: 2011-12-01
Lorazepam
Indication: Depression
Lipitor
Dosage: 20 mg, 1x/day
Administration route: Oral
Indication: Blood Cholesterol Increased
Start date: 2009-01-01
Lexapro
Dosage: unk
Indication: Anxiety
End date: 2011-12-01
Pristiq
Indication: Depression
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: female
Reactions: Middle Insomnia, Drug Ineffective
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 61.3 kg (134.8 pounds)
Reactions: Vomiting, Diarrhoea, Nausea, Drug Ineffective, Alopecia, Dizziness, Headache, Thyroid Function Test Abnormal
Drug(s) suspected as cause:
Levothyroxine Sodium
Start date: 2010-08-01
Levothyroxine Sodium
End date: 2010-08-01
Levothyroxine Sodium
Indication: Hypothyroidism
Start date: 2001-01-01
End date: 2010-06-01
Synthroid
Indication: Hypothyroidism
Start date: 1990-01-01
End date: 2001-01-01
Synthroid
Start date: 2010-06-01
Possible Synthroid side effects in female
Reported by a pharmacist from United States on 2012-01-05
Patient: female
Reactions: Fatigue, Arthralgia, Drug Ineffective, Feeling Abnormal
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Unknown Nutrition Supplements
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: female, weighing 104.4 kg (229.7 pounds)
Reactions: Drug Ineffective, Heart Rate Increased, Hypothyroidism
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Bumetadine; Aciphex; Calcitriol; Diurenium; Coumadin
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: female, weighing 79.9 kg (175.8 pounds)
Reactions: Weight Increased, Fatigue, Activities of Daily Living Impaired, Drug Ineffective, Alopecia, Incorrect Storage of Drug, Feeling Cold
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Cytomel
Possible Synthroid side effects in female
Reported by a physician from United States on 2012-01-05
Patient: female, weighing 81.3 kg (178.8 pounds)
Reactions: Fatigue, Drug Ineffective, Alopecia, Hypothyroidism, Blood Thyroid Stimulating Hormone Abnormal, Sluggishness, Muscle Spasms
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Start date: 2011-03-01
Synthroid
Indication: Hypothyroidism
Start date: 2000-06-01
End date: 2011-03-01
Synthroid
Indication: Nodule
Other drugs received by patient: Hyzaar
Possible Synthroid side effects in female
Reported by a pharmacist from United States on 2012-01-05
Patient: female
Reactions: Product Coating Issue, Drug Ineffective, Lethargy
Drug(s) suspected as cause:
Synthroid
Possible Synthroid side effects in female
Reported by a pharmacist from United States on 2012-01-05
Patient: female
Reactions: Drug Ineffective, Somnolence
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Start date: 1983-01-01
End date: 2011-10-29
Synthroid
Start date: 2011-10-29
Possible Synthroid side effects in male
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: male, weighing 81.7 kg (179.8 pounds)
Reactions: Fatigue, Drug Ineffective
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Start date: 2008-01-01
End date: 2010-01-01
Synthroid
Synthroid
Indication: Hypothyroidism
Start date: 2010-01-01
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
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, Product Quality Issue, Fatigue, Hot Flush, Drug Ineffective, Sluggishness
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 95.3 kg (209.7 pounds)
Reactions: Madarosis, Skin Exfoliation, Drug Ineffective, Bursitis, Nail Ridging, Paraesthesia, Body Height Decreased, Weight Increased, Myalgia, Arthralgia, Visual Impairment, Alopecia
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Levothyroxine Sodium; Complete Vitamin B Supplement; Enzyme Supplements; Fish OIL
Possible Synthroid side effects in female
Reported by a pharmacist from United States on 2012-01-05
Patient: female
Reactions: Drug Ineffective, Hypothyroidism
Drug(s) suspected as cause:
Synthroid
Possible Synthroid side effects in 59 year old male
Reported by a pharmacist from United States on 2012-01-05
Patient: 59 year old male, weighing 79.5 kg (174.8 pounds)
Reactions: Fatigue, Drug Ineffective, Somnolence, Feeling Abnormal, Lethargy
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Start date: 2011-02-01
Synthroid
Start date: 2007-01-01
End date: 2011-02-01
Other drugs received by patient: Testosterone
Possible Synthroid side effects in female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: female, weighing 90.8 kg (199.8 pounds)
Reactions: Product Quality Issue, Fatigue, Drug Ineffective
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Zoloft; Zoloft; Allegra
Possible Synthroid side effects in 42 year old female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: 42 year old female, weighing 69.0 kg (151.8 pounds)
Reactions: Drug Ineffective
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: Excedrin (Migraine)
Possible Synthroid side effects in 71 year old female
Reported by a consumer/non-health professional from United States on 2012-01-05
Patient: 71 year old female, weighing 57.7 kg (126.8 pounds)
Reactions: Drug Ineffective, Alopecia, Depression, Asthenia, Onychomadesis, Lethargy
Drug(s) suspected as cause:
Synthroid
Indication: Hypothyroidism
Cytomel
Indication: Hypothyroidism
Possible Synthroid side effects in female
Reported by a physician from United States on 2012-01-05
Patient: female
Reactions: Product Counterfeit, Drug Ineffective, Blood Thyroid Stimulating Hormone Increased
Drug(s) suspected as cause:
Synthroid
Possible Synthroid side effects in female
Reported by a health professional (non-physician/pharmacist) from United States on 2012-01-05
Patient: female, weighing 70.0 kg (154.0 pounds)
Reactions: Drug Ineffective, Thyroxine Free Abnormal
Drug(s) suspected as cause:
Synthroid
Other drugs received by patient: YAZ
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