February 2026 in “International Journal of Advanced Biochemistry Research” This study reports that dogs with dermatoses linked to hypothyroidism displayed a significant incidence of specific haematological and biochemical alterations, such as elevated cholesterol and triglyceride levels and reduced thyroid hormones, compared to healthy dogs, with Labrador Retrievers showing the highest breed predisposition.
January 2021 in “Acta Scientiae Veterinariae” In this study, researchers observed that administering the minimum dose of levothyroxine to a hypothyroid Dalmatian effectively restored normal skin condition and hormonal levels, suggesting levothyroxine's potential effectiveness in managing skin changes caused by hypothyroidism in dogs.
January 2023 in “Journal of Veterinary and Animal Sciences” In this study of dogs with mucocutaneous lesions caused by various dermatological conditions, the researchers observed notable changes in haemato-biochemical parameters and trichographic features, including anaemia, elevated platelet counts, and significant telogen phase hair involvement.
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December 2018 in “International journal of current microbiology and applied sciences” In this case study, a 7-year-old Labrador with hypothyroidism and alopecia showed dramatic improvement and complete hair regrowth after two months of Levothyroxine and Ketoconazole treatment.
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January 2013 in “INTAS POLIVET” In this case study, a Labrador dog diagnosed with hypothyroidism and treated with Thyroxine sodium, along with other supportive therapies, recovered completely from a generalized skin infection and alopecia within three months.