Storing Tesamorelin: Best Practices
❄️ Almacenamiento del polvo liofilizado
Almacenar los viales refrigerados a 2°C a 8°C (36–46°F). Proteger de la luz. Puede mantenerse a temperatura ambiente (hasta 25°C/77°F) por períodos cortos inmediatamente antes del uso. No congelar.
💧 Reconstitución
Reconstituir con agua bacteriostática para inyección (que contiene alcohol bencílico) o agua estéril para inyección. Agitar suavemente — no sacudir. La solución debe ser clara e incolora; desechar si está turbia o contiene partículas.
⚠️ Formulaciones
- Egrifta SV: 2 mg/vial — usar inmediatamente después de la reconstitución
- Egrifta WR: 11.6 mg/vial — solución reconstituida estable 7 días a temperatura ambiente (20–25°C)
- Investigación: Suministrado como polvo liofilizado de sal acetato
📊 Verificación de calidad
Pureza verificada mediante RP-HPLC (>98.5% grado farmacéutico). Productos de degradación clave monitoreados: formas deamidadas (β-Asp8-Tesamorelin) y formas oxidadas (Met27-oxidado). Identidad confirmada por espectrometría de masas (5135.9 Da) y análisis de aminoácidos. Este producto es solo para uso en investigación (RUO).
Referencias
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- Ferdinandi ES, Brazeau P, High K, et al. Non-clinical pharmacology and tolerability evaluation of TH9507, a human growth hormone-releasing factor analogue. Basic Clin Pharmacol Toxicol, 100(1), 49-58, 2007.
- Falutz J, Allas S, Blot K, et al. Metabolic effects of a growth hormone-releasing factor in study subjects with HIV. N Engl J Med, 357(23), 2359-70, 2007.
- Falutz J, Mamputu JC, Potvin D, et al. Effects of tesamorelin (TH9507) in HIV-infected study subjects with excess abdominal fat: pooled analysis of two Phase 3 trials. J Clin Endocrinol Metab, 95(9), 4291-304, 2010.
- Wang Y, Tomlinson B. Tesamorelin, a human growth hormone releasing factor analogue. Expert Opin Investig Drugs, 18(3), 303-10, 2009.
- Grunfeld C, Dritselis A, Kirkpatrick P. Tesamorelin. Nat Rev compound Discov, 10(2), 95-6, 2011.
- Stanley TL, Chen CY, Branch KL, Makimura H, Grinspoon SK. Effects of a growth hormone-releasing hormone analog on endogenous GH pulsatility and insulin sensitivity in healthy men. J Clin Endocrinol Metab, 96(1), 150-8, 2011.
- Dhillon S. Tesamorelin: a review of its use in the management of HIV-associated lipodystrophy. Drugs, 71(8), 1071-91, 2011.
- Spooner LM, Olin JL. Tesamorelin: a growth hormone-releasing factor analogue for HIV-associated lipodystrophy. Ann Pharmacother, 46(2), 240-7, 2012.
- Stanley TL, Falutz J, Marsolais C, et al. Reduction in visceral adiposity is associated with an improved metabolic profile in HIV-infected study subjects receiving tesamorelin. Clin Infect Dis, 54(11), 1642-51, 2012.
- Stanley TL, Fourman LT, Feldpausch MN, et al. Effects of tesamorelin on non-alcoholic fatty liver disease in HIV: a randomised, double-blind, multicentre trial. Lancet HIV, 6(12), e821-e830, 2019.
- Adrian S, Scherzinger A, Sanyal A, et al. The Growth Hormone Releasing Hormone Analogue, Tesamorelin, Decreases Muscle Fat and Increases Muscle Area in Adults with HIV. J Frailty Aging, 8(3), 154-159, 2019.
- Baker LD, Barsness SM, Borson S, et al. Effects of Growth Hormone-Releasing Hormone on Cognitive Function in Adults With Mild Cognitive Impairment and Healthy Older Adults. Arch Neurol, 69(11), 1420-9, 2012.
- Lopez J, Quan A, Budihardjo J, et al. Growth Hormone Improves Nerve Regeneration, Muscle Re-innervation, and Functional Outcomes After Chronic Denervation Injury. Sci Rep, 9(1), 3117, 2019.
- Grinspoon SK, Fourman L, Stanley T, et al. Impact of Tesamorelin on Cardiovascular Disease Risk Prediction Scores: Subanalysis. Open Forum Infect Dis, 12(Suppl 1), 2025.
- Clemmons DR, Miller S, Mamputu JC. tolerability and metabolic effects of tesamorelin in study subjects with type 2 diabetes: A randomized, placebo-controlled trial. PLoS One, 12(6), e0179538, 2017.
- Makimura H, Feldpausch MN, Rope AM, et al. Metabolic effects of a growth hormone-releasing factor in obese subjects with reduced growth hormone secretion. J Clin Endocrinol Metab, 97(12), 4769-79, 2012.
- Fourman LT, Czerwonka N, Feldpausch MN, et al. Visceral fat reduction with tesamorelin is associated with improved liver enzymes in HIV. AIDS, 31(16), 2253-9, 2017.
- Mangili A, Falutz J, Mamputu JC, et al. Predictors of research application response to tesamorelin in HIV-infected study subjects with excess abdominal fat. PLoS One, 10(10), e0140358, 2015.
- Lake JE, La K, Erlandson KM, et al. Tesamorelin Improves Fat Quality Independent of Changes in Fat Quantity. AIDS, 35(9), 1395-1402, 2021.
- Makimura H, Murphy CA, Feldpausch MN, Grinspoon SK. The Effects of Tesamorelin on Phosphocreatine Recovery in Obese Subjects With Reduced GH. J Clin Endocrinol Metab, 99(1), 338-343, 2014.
- Stanley TL, Feldpausch MN, Oh J, et al. Effect of tesamorelin on visceral fat and liver fat in HIV-infected study subjects: a randomized clinical trial. JAMA, 312(4), 380-9, 2014.
- Ellis RJ, Vaida F, Hu K, et al. Effects of Tesamorelin on Neurocognitive Impairment in Persons With HIV and Abdominal Obesity. J Infect Dis, 231(5), 1230-1238, 2025.
- Falutz J, Potvin D, Mamputu JC, et al. Effects of tesamorelin in HIV-infected study subjects with abdominal fat accumulation: a randomized placebo-controlled trial with safety extension. J Acquir Immune Defic Syndr, 53(3), 311-22, 2010.
Preguntas de Investigación Relacionadas
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Este contenido se proporciona solo para fines educativos e informativos. Los productos se suministran exclusivamente para estudios in vitro y no son medicamentos, fármacos ni suplementos. No están aprobados por la FDA para prevenir, tratar o curar ninguna condición.
