Synthroid Related Published Studies
Well-designed clinical trials related to Synthroid (Levothyroxine)
Chromosome translocation frequency after radioiodine thyroid remnant ablation: a comparison between recombinant human thyrotropin stimulation and prolonged levothyroxine withdrawal. [2009.09]
Serum leptin in overt and subclinical hypothyroidism: effect of levothyroxine treatment and relationship to menopausal status and body composition. [2009.05]
Efficacy of combined levothyroxine and liothyronine as compared with levothyroxine monotherapy in primary hypothyroidism: a randomized controlled trial. [2009]
Lipid profile in different degrees of hypothyroidism and effects of levothyroxine replacement in mild thyroid failure. [2008.04]
Levothyroxine in euthyroid autoimmune thyroiditis and type 1 diabetes: a randomized, controlled trial. [2007.05]
Levothyroxine in euthyroid autoimmune thyroiditis and type 1 diabetes: a randomised, controlled trial. [2007.02.13]
Comparative bioavailability of different formulations of levothyroxine and liothyronine in healthy volunteers. [2006.12]
A bioequivalence study of levothyroxine tablets versus an oral levothyroxine solution in healthy volunteers. [2006.04]
Levothyroxine replacement therapy in patients with subclinical hypothyroidism and coronary artery disease. [2006.01]
Effects of grapefruit juice on the absorption of levothyroxine. [2005.09]
The starting dose of levothyroxine in primary hypothyroidism treatment: a prospective, randomized, double-blind trial. [2005.08.08]
Effect of levothyroxine administration on hemostatic analytes in Doberman Pinschers with von Willebrand disease. [2005.07]
Substitution of liothyronine at a 1:5 ratio for a portion of levothyroxine: effect on fatigue, symptoms of depression, and working memory versus treatment with levothyroxine alone. [2005.07]
Muscle metabolism and exercise tolerance in subclinical hypothyroidism: a controlled trial of levothyroxine. [2005.07]
Levothyroxine treatment in thyroid peroxidase antibody-positive women undergoing assisted reproduction technologies: a prospective study. [2005.06]
Combined therapy with levothyroxine and liothyronine in two ratios, compared with levothyroxine monotherapy in primary hypothyroidism: a double-blind, randomized, controlled clinical trial. [2005.05]
Replacement therapy with levothyroxine plus triiodothyronine (bioavailable molar ratio 14 : 1) is not superior to thyroxine alone to improve well-being and cognitive performance in hypothyroidism. [2004.06]
Effect of levothyroxine replacement on lipid profile and intima-media thickness in subclinical hypothyroidism: a double-blind, placebo- controlled study. [2004.05]
Are bioequivalence studies of levothyroxine sodium formulations in euthyroid volunteers reliable? [2004.03]
Bioequivalence study of levothyroxine tablets compared to reference tablets and an oral solution. [2004]
Combined levothyroxine plus liothyronine compared with levothyroxine alone in primary hypothyroidism: a randomized controlled trial. [2003.12.10]
Prolactin dysregulation in women with subclinical hypothyroidism: effect of levothyroxine replacement therapy. [2003.10]
Relapse of Graves' disease after successful outcome of antithyroid drug therapy: results of a prospective randomized study on the use of levothyroxine. [2002.12]
Effects of thyroid-stimulating hormone suppression with levothyroxine in reducing the volume of solitary thyroid nodules and improving extranodular nonpalpable changes: a randomized, double-blind, placebo-controlled trial by the French Thyroid Research Group. [2002.11]
Effect of low- and high-dose levothyroxine on thyroid nodule volume: a crossover placebo-controlled trial. [2002.11]
[Randomized, double-blind crossover study of bioavailability of levothyroxine] [2002.09.15]
Starting dose of levothyroxine for the treatment of congenital hypothyroidism: a systematic review. [2002.05]
Lipoprotein profile in subclinical hypothyroidism: response to levothyroxine replacement, a randomized placebo-controlled study. [2002.04]
[Comparison of the effectiveness of two different dosages of levothyroxine-iodide combinations for the therapy of euthyroid diffuse goiter] [2001.03.02]
Effect of levothyroxine on cardiac function and structure in subclinical hypothyroidism: a double blind, placebo-controlled study. [2001.03]
A randomized trial comparing levothyroxine with radioactive iodine in the treatment of sporadic nontoxic goiter. [2001.03]
Evaluation of suppressive therapy for cold thyroid nodules with levothyroxine: double-blind placebo-controlled clinical trial. [1999.09]
Suppressive therapy with levothyroxine for solitary thyroid nodules: a double-blind controlled clinical study and cumulative meta-analyses. [1998.11]
[Bioequivalence of a combination of levothyroxine and iodine in comparison with levothyroxine only. A controlled double-blind study of bioavailability] [1998.07.15]
[Individually dosed levothyroxine with 150 micrograms iodide versus 100 micrograms levothyroxine combined with 100 micrograms iodide. A randomized double-blind trial] [1998.05.29]
Long-term changes in nodular goiter: a 5-year prospective randomized trial of levothyroxine suppressive therapy for benign cold thyroid nodules. [1998.03]
Augmented hepatic and skeletal thyromimetic effects of tiratricol in comparison with levothyroxine. [1997.07]
Bioequivalence of generic and brand-name levothyroxine products in the treatment of hypothyroidism. [1997.04.16]
[Treatment of euthyroid struma. Comparable volume reduction with 400 micrograms iodine, 100 micrograms levothyroxine combined with 100 micrograms iodine or individually dosed levothyroxine] [1997.02.15]
Effects of restricting levothyroxine dosage strength availability. [1996.11]
[Therapy of iodine deficiency goiter in adolescents with iodine or a combination of iodine and levothyroxine with special reference to lipid parameters] [1996.05]
Levothyroxine and potassium iodide are both effective in treating benign solitary solid cold nodules of the thyroid. [1995.01.01]
Bioequivalence of two commercially available levothyroxine-Na preparations in athyreotic patients. [1994.11]
Preventive effect of levothyroxine in patients operated for non-toxic goitre: a randomized trial of one hundred patients with nine years follow-up. [1994.03]
Prospective, randomized, double-blind study about effectiveness of levothyroxine suppressive therapy in prevention of recurrence after operation: result at the third year of follow-up. [1993.12]
Bone density is not reduced during the short-term administration of levothyroxine to postmenopausal women with subclinical hypothyroidism: a randomized, prospective study. [1993.10]
The effect of treatment with levothyroxine or iodine on thyroid size and thyroid growth stimulating immunoglobulins in endemic goitre patients. [1993.09]
A prospective randomized trial of levothyroxine suppressive therapy for solitary thyroid nodules. [1993.05]
A study in normal human volunteers to compare the rate and extent of levothyroxine absorption from Synthroid and Levoxine. [1992.12]
Treatment of juvenile goitre with levothyroxine, iodide or a combination of both: the value of ultrasound grey-scale analysis. [1992.10]
Effect of cimetidine and ranitidine on absorption of [125I]levothyroxine administered orally. [1992.09]
Treatment of iodine deficiency goiter with iodine, levothyroxine or a combination of both. [1992.04]
Suppressive therapy with levothyroxine for solitary thyroid nodules. [1992.01]
Course of thyroid iodine concentration during treatment of endemic goitre with iodine and a combination of iodine and levothyroxine. [1991.12]
Comparative bioequivalence study of a new levothyroxine solution versus a reference L-thyroxine solution in normal healthy volunteers. [1991]
Rapid cycling bipolar affective disorder. II. Treatment of refractory rapid cycling with high-dose levothyroxine: a preliminary study. [1990.05]
Treatment of endemic goitre due to iodine deficiency with iodine, levothyroxine or both: results of a multicentre trial. [1989.12]
Biopharmaceutical comparison of two levothyroxine sodium products. [1989.08]
Levothyroxine sodium tablets: chemical equivalence and bioequivalence. [1988.07]
[Differences in the effectiveness of levothyroxine preparations] [1987.01.15]
Well-designed clinical trials possibly related to Synthroid (Levothyroxine)
Selenium and iodine supplementation: effect on thyroid function of older New Zealanders. [2009.10]
Metabolic syndrome and its components are associated with increased thyroid volume and nodule prevalence in a mild-to-moderate iodine-deficient area. [2009.10]
The proinflammatory environment in potential heart and lung donors: prevalence and impact of donor management and hormonal therapy. [2009.08.27]
Peri-operative oral triiodothyronine replacement therapy to prevent postoperative low triiodothyronine state following valvular heart surgery. [2009.08]
Phase 1 trial of 4 thyroid hormone regimens for transient hypothyroxinemia in neonates of <28 weeks' gestation. [2009.08]
Expression of thyroid hormone transporters during critical illness. [2009.08]
Immunobiochemical status of sheep exposed to periods of experimental protein deficit and realimentation. [2009.08]
A randomized placebo-controlled clinical trial of the effectiveness of thyroxine and triiodothyronine and short-term exposure to bright light in prevention of decrements in cognitive performance and mood during prolonged Antarctic residence. [2009.07.24]
Effects of selective serotonin reuptake inhibitors on thyroid function in depressed patients with primary hypothyroidism or normal thyroid function. [2009.07]
Thyroid function during coronary surgery with and without cardiopulmonary bypass. [2009.07]
Effect of dietary conjugated linoleic acid supplementation in sows on performance and immunoglobulin concentration in piglets. [2009.07]
DITPA (3,5-Diiodothyropropionic Acid), a thyroid hormone analog to treat heart failure: phase II trial veterans affairs cooperative study. [2009.06.23]
Safety and subjective sleep effects of ramelteon administration in adults and older adults with chronic primary insomnia: a 1-year, open-label study. [2009.04]
N-terminal-pro-B-type natriuretic peptide during pharmacological heart rate reduction in hyperthyroidism. [2009.04]
Effects of dietary soy isoflavones on health, steroidogenesis, and thyroid gland function in dogs. [2009.03]
Decrease of brachial-ankle pulse wave velocity in female subclinical hypothyroid patients during normalization of thyroid function: a double-blind, placebo-controlled study. [2009.03]
Low-activity (2.0 GBq; 54 mCi) radioiodine post-surgical remnant ablation in thyroid cancer: comparison between hormone withdrawal and use of rhTSH in low-risk patients. [2009.03]
Influence of isoflurane general anesthesia or anesthesia and surgery on thyroid function tests in dogs. [2009.01]
Triiodothyronine increases calcium loss in a bed rest antigravity model for space flight. [2008.12]
Rituximab in relapsing Graves' disease, a phase II study. [2008.11]
Improved growth velocity during thyroid hormone therapy in children with Fanconi anemia and borderline thyroid function. [2008.11]
Rituximab in relapsing Graves' disease. [2008.07.15]
Functional and morphological changes in the adenohypophysis of dogs with induced primary hypothyroidism: loss of TSH hypersecretion, hypersomatotropism, hypoprolactinemia, and pituitary enlargement with transdifferentiation. [2008.07]
Autonomic nervous system function in chronic exogenous subclinical thyrotoxicosis and the effect of restoring euthyroidism. [2008.07]
Caloric restriction but not exercise-induced reductions in fat mass decrease plasma triiodothyronine concentrations: a randomized controlled trial. [2008.06]
Effects of an oral contraceptive containing 30 mcg ethinyl estradiol and 2 mg dienogest on thyroid hormones and androgen parameters: conventional vs. extended-cycle use. [2008.06]
Effects of various antidepressants on serum thyroid hormone levels in patients with major depressive disorder. [2008.05.15]
A comparison of the short-term effects of oral conjugated equine estrogens versus transdermal estradiol on C-reactive protein, other serum markers of inflammation, and other hepatic proteins in naturally menopausal women. [2008.05]
Efficacy and safety of oral alitretinoin (9-cis retinoic acid) in patients with severe chronic hand eczema refractory to topical corticosteroids: results of a randomized, double-blind, placebo-controlled, multicentre trial. [2008.04]
Acute effects of triiodothyronine (T3) replacement therapy in patients with chronic heart failure and low-T3 syndrome: a randomized, placebo-controlled study. [2008.04]
Persistently raised thyroid stimulating hormone in adequately treated congenital hypothyroidism on long-term follow-up. [2008.03]
High-calcium mineral water as a calcium supplementing measure for post-thyroidectomy hypocalcemia. [2008.03]
Randomized controlled trial of the effect of selenium supplementation on thyroid function in the elderly in the United Kingdom. [2008.02]
Sexual dimorphism in the acute effects of secondhand smoke on thyroid hormone secretion, inflammatory markers and vascular function. [2008.02]
A pilot effectiveness study: placebo-controlled trial of adjunctive L-triiodothyronine (T3) used to accelerate and potentiate the antidepressant response. [2008.02]
Feasibility study of cytokine removal by hemoadsorption in brain-dead humans. [2008.01]
Treatment of subclinical hypothyroidism reduces atherogenic lipid levels in a placebo-controlled double-blind clinical trial. [2008.01]
No immunological benefit of selenium in consecutive patients with autoimmune thyroiditis. [2008.01]
The effect of amino-acid infusion during off-pump coronary arterial bypass surgery on thermogenic and hormonal regulation. [2008]
Treatment of Subclinical Hypothyroidism Reduces Atherogenic Lipid Levels in a Placebo-controlled Double-blind Clinical Trial. [2007.12.18]
Sexual dimorphism in the acute effects of secondhand smoke on thyroid hormone secretion, inflammatory markers and vascular function. [2007.12.11]
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