This website is dedicated to the millions of thyroid patients who are being ignored and left to suffer unnecessarily, and to healthcare practitioners, who want to better serve those patients.

References to Studies: using Armour Thyroid/Nat.Thyroid Extract -v- levothyroxineonly.(UD)

Studies using Armour Thyroid/Natural Thyroid Extract-v-levothyroxine-only Therapy.
Studies using ‘Armour Thyroid’ per se in three of 12 studies.

    1. Krenning, E.P., Docter, R., Visser, T.J., et al.: Replacement therapy with L-thyroxine: serum thyroid hormone and thyrotropin levels in hypothyroid patients changing from desiccated thyroid to pure thyroxine substitution therapy. Neth. J. Med., 28(1):1-5, 1981.

 

    1. Singh, S.P., Feldman, E.B., and Carter, A.C.: Desiccated thyroid and levothyroxine in hypothyroidism: comparison in replacement therapy. N.Y. State J. Med., 72(9):1045-1048, 1972.

 

    1. Sawin, C.T., Hershman, J.M., Fernandez-Garcia, R., et al.: A comparison of thyroxine and desiccated thyroid in patients with primary hypothyroidism. Metabolism, 27(10):1518-1525, 1978.

Nine further studies reporting direct comparison of the two forms of treatment i.e. natural -v- synthetic thyroxine only.

      1. LeBoff, M.S., Kaplan, M.M., Silva, J.E., et al.: Bioavailability of thyroid hormones from oral replacement preparations. Metabolism, 31(9):900-905, 1982.

 

      1. Lavietes, P.H.. and Epstein, F.H.: Thyroid therapy of myxedema: A comparison of various agents with a note on the composition of thyroid secretion in man. Ann. Intern. Med., 60:79-87, 1964.

 

      1. Gorowski, T., Pucilowska, J., and Wernic, K.: Comparative effects of desiccated thyroid gland and sodium salt of L-thyroxine in the treatment of hypothyroidism.Pol. Tyg. Lek., 44(32-33):768-770, 1989.

 

      1. Felt, V. and Nedvidkova, J.: Comparison of treatment with L-thyroxine and a dried thyroidgland preparation in patients with hypothyroidism. Vnitr. Lek., 28 (11):1067-1073, 1982

 

      1. Wartofsky, L.: Combined levotriiodothyronine and levothyroxine therapy for hypothyroidism: are we a step closer to the magic formula? Thyroid, 14(4):247- 248, 2004

 

      1. Kosowicz, J., Horst-Sikorska, W., Lacka, K., et al.: Outcome of treating hypothyroidism with thyreoideum. Pol. Tyg. Lek, 48(27-28):599-602, 1993.

 

      1. Warszawie, C.M.K.P.: Treatment of hypothyroidism with L-thyroxine. Pol. Tyg. Lek, 48(27-28):605-608, 1993.

 

      1. McGavack, T.H. and Reckendorf, H.K.: Therapeutic activity of desiccated thyroid substance, sodium Lthyroxine and D, L-triiodothyronine: a comparative study. Am. J. Med., 20:774-777, 1956

 

      1. Baisier, W.V., Hertoghe, J., and Eeckhaut, W.:Thyroidinsufficiency: is thyroxine the only valuable Drug? J. Nutr. Environ. Med., 11:159-166, 2001.

Studies that Established the Clinical Benefits of NDT

        1. Gautam Das, Shweta Anand & Parijat De. Does synthetic thyroid extract work for everybody? Endocrine Abstracts (2007) P316

 

        1. Alan R. Gaby, MD. Sub-laboratory Hypothyroidism and the Empirical use of Armour Thyroid. (Altern Med Rev 2004;9(2):157-179)

 

        1. Lowe, J.C.: Natural desiccated thyroid: Guttlers false claim about It. Thyroid Science 4(9):C1-6, 2009

 

        1. Novak, Edmund A. M.D.; Holthaus, Joseph M. M.D.; Ogborn, Richard O. M.D: Clinical Study of Levo-Thyroxine and Aged Desiccated Thyroid in Euthyroid Subjects: American Journal of the Medical Sciences: March 1964

 

        1. Thompson, W.O., McLellan, L.L., Thompson, P.K., et al.: The rates of utilization of thyroxine and of desiccated thyroid in man: the relation between the iodine in desiccated thyroid and thyroxine. Arch. Intern. Med., 1932.

 

        1. Boothby, W. M., Sandiford, I., Sandiford, K., et al.: Abstract of Communication to the XIIth International Physiol. Congress held at Stockholm, Aug. 3-6, 1926. Skandinav. Archiv. 1926, xlix, 99. Metabolism studies showing the effect of desiccated thyroid and thyroxin on a patient with myxedema.

 

        1. Thompson, W.O., Nadler, S.B., Taylor, S. G., III, and Thompson, P. K.: The calorigenic action of various thyroid derivatives. J. Clin. Invest. (Proc.), 13:690, 1934.

 

        1. Foster, G. L., Palmer, W. W., and Leland, J. P.: A comparison of the calorigenic potencies of l-thyroxine, dl-thyroxine, and thyroid gland, with a note on the thyroxine content of the acid-soluble fraction of the peptic digest of thyroid protein. J. Biol. Chem., 115:467, 1936

 

        1. Thompson, W. O., Thompson, P. K., Brailey, A. G., et al.: The calorigenetic action of thyroxin at different levels of basal metabolism in myxedema. J. Clin. Invest., 7(3): 437463, 1929.

 

        1. Sturnick, M.I. and Falcon-Lesses, M.: A comparison of the effect of desiccated thyroid and sodium levothyroxine on the serum protein-bound iodine. New Engl. J. Med., 264:609, 1961.

 

        1. Sisson, J.C.: Principles of, and pitfalls in, thyroid function tests. J. Nuclear Med., 6:853-901, 1965.

 

        1. Robertson, J.D. and Kirkpatrick, H.F.W.: Changes in basal metabolism, serum protein-bound iodine and cholesterol during treatment of hypothyroidism with oral thyroid and l-thyroxine sodium. Brit. Med. J., March 22, 1:624, 1952.

 

        1. Gilman, A.G. and Murad, F.: Thyroid and antithyroid drugs. In The Pharmacologic Basis of Therapeutics, (ed 5). Edited by L.S. Goodman and a. Gilman, New York, MacMilIan, 1975, p.1398.

 

        1. Means, J.H., DeGroot, L.J., and Stanbury, J.B.: The Thyroid and Its Diseases, 3rd edition. New York, McGraw-Hill, 1963, p. 334.

 

        1. Werner, S.C.: Treatment of hypothyroidism. In The Thyroid, 3rd edition. Edited by S.C. Werner and S.H. Ingbar, New York, Harper and Row, 1971, p.834.

 

        1. Daughaday, W.H.: The adenohypophysis. In Textbook of Endocrinology, 5th edition. Edited by R.H. Williams, Philadelphia, Saunders, 1974, p.60.

 

        1. Lowe, J.C.: Stability, effectiveness, and safety of desiccated thyroid vs levothyroxine: rebuttal to the British Thyroid Association. Thyroid Science, 4(3):C-1-12, 2009.

 

        1. Frederick L. Benoit.ieutenant Commander, MC, MC, USN: Treatment of Riedel’s Thyroiditis With Desiccated Thyroid.Endocrine Clinic and Medical Service, U.S. Naval Hospital,Oakland..Submitted July 14, 1964.

 

        1. Beverley Strisower, A.B.,John W Gofman, MD., Elmer Galioni, MD.,Joshua H Rubinger, M.D.,Georgfe W OBrien M.D. and Alexander Simon, M.D. Effect of Long-Term Administration of Desiccated Thyroid on Serum Lipoprotein and Cholesterol Levels.The Journal of Clinical Endocrinology & Metabolism January 1, 1955 vol. 15 no. 1 73-80

 

        1. George S. Serif and Alan K Brevik.: ” Effects of Butyl-4-hydroxy-3,5-diiodobenzoate on the Conversion of p-carotene to Vitamin A in the Rat.” The Journal of Biological Chemistry. Vol. 235, No. 8, August 1960

Therapeutic Equivalence of NDT, T4, and T3

          1. McGavack, T. R. and Reckendorf, H. K.: Therapeutic activity of desiccated thyroid substance, sodium Ithyroxine and d,1 triiodothyronine: A comparative study. Amer. J. Med., 20: 774, 1956.

 

          1. Singh, S.P., Feldman, E.B., and Carter, A.C.: Desiccated thyroid and levothyroxine in hypothyroidism: comparison in replacement therapy. N.Y. State J. Med., 72(9):1045-1048, 1972.

 

          1. Lavietes, P.H. and Epstein, F.H.: Thyroid therapy of myxedema: A comparison of various agents with a note on the composition of thyroid secretion in man. Ann. Intern. Med., 60:79-87, 1964.

 

          1. Haynes, R.C., Jr.: Thyroid and antithyroid drugs. In Goodman and Gilmans The Pharmacological Basis of Therapeutics, 8th edition. New York, Pergamon

Natural Desiccated Thyroid Extract (NDT) related studies that some may have cases which you might find useful. Warning: Some are VERY old and some won’t be relevant.

Treatment of Riedel’s Thyroiditis With Dessicated Thyroid
http://www.ncbi.nlm.nih.gov/pmc/arti…00071-0041.pdf

Sub-laboratory Hypothyroidism and the Empirical use of Armour
Tyroid

http://www.altmedrev.com/publications/9/2/157.pdf

Effect of Long-Term Administration of Desiccated Thyroid on Serum Lipopritein and Cholesterol levels

http://jcem.endojournals.org/content/15/1/73

The Effect of Anterior Pituitary Extracts, Desiccated Thyroid, Growth Hormone Preparations and ACTH on The Extractable Secretin of the Intestines of Sectomized Intact Rats

            .

http://www.ncbi.nlm.nih.gov/pmc/arti…01431-0143.pdf
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1392788/

Effects of Butyl-4-hydroxy-3,5-diiodobenzoate on the Conversion of p-carotene to Vitamin A in the Rat
http://www.jbc.org/content/235/8/2230.full.pdf

Citric Acid Cycle Patterns in Certain Thyroid States*
http://www.jbc.org/content/235/7/1900.full.pdf

Natural Dessicated Thyroid: Dr. Richard Guttlers False Claim about It
http://www.thyroidscience.com/Critic…er.9.22.09.pdf

Clinical Study of Levo-Thyroxine and Aged Dessicated Thyroid in Euthyroid Subjects
http://journals.lww.com/amjmedsci/Abstract/1964/03000_Clinical_Study_of_Levo_Thyroxine_and_Aged.14.aspx

The Influence upon Tadpoles of Feeding Desiccated Thyroid Gland in Variable Amounts and of Variable Iodine Contents. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2125378/

Synthroid vs Dessicated (Armour) Thyroidhttp://www.allocca.com/papers/Synthroid-Armour.pdf
http://www.stopthethyroidmadness.com/medical-books/
http://www.stopthethyroidmadness.com/medical-research/
http://www.thyroidscience.com/Critic…al.3.16.09.pdf

Pregnant Women and Their Newborns: Among the Victims of T4 Replacement
http://www.thyroidscience.com/debate…r.10.24.09.pdf
http://www.endocrine-abstracts.org/e…ea0013p316.htm
http://www.life-enhancement.com/maga…atural-thyroid

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