Interacción de Estrógenos conjugados con Estradiol
Estrógenos conjugados con Estradiol: ambas etiquetas de prescripción advierten sobre esta combinación con el lenguaje más contundente, como una contraindicación, una advertencia en recuadro o la indicación de evitarla.
No combinar sin la orientación de un prescriptor. El lenguaje de la etiqueta que aparece a continuación es el más contundente que usa la FDA.
Qué dicen las etiquetas de la FDA
De la etiqueta de Estradiol (Delestrogen) · vigente desde 2026-05-13
…increased risks of myocardial infarction, stroke, invasive breast cancer, pulmonary emboli, and deep vein thrombosis in postmenopausal women (50 to 79 years of age) during 5 years of treatment with oral conjugated estrogens (CE 0.625 mg) combined with medroxyprogesterone acetate (MPA 2.5 mg) relative to placebo [see CLINICAL PHARMACOLOGY , Clinical Studies ].
The Women’s Health Initiative Memory Study (WHIMS), a substudy of WHI, reported increased risk of developing probable dementia in postmenopausal women 65 years of age or older during 4 years of treatment with oral conjugated estrogens plus medroxyprogesterone acetate relative to placebo.
Other doses of oral conjugated estrogens with medroxyprogesterone acetate, and other combinations and dosage forms of estrogens and progestins were not studied in the WHI clinical trials and, in the absence of comparable data, these risks should be assumed to be similar.
Large doses of estrogen (5 mg conjugated estrogens per day), comparable to those used to treat cancer of the prostate and breast, have been shown in a large prospective clinical trial in men to increase the risks of nonfatal myocardial infarction, pulmonary embolism, and thrombophlebitis. b.
CARDIOVASCULAR AND OTHER RISKS Estrogens and progestins should not be used for the prevention of cardiovascular disease [see WARNINGS , Cardiovascular disorders ].
De la etiqueta de Estrógenos conjugados (Premarin) · vigente desde 2025-05-30
(See CLINICAL STUDIES and WARNINGS, Probable Dementia and PRECAUTIONS, Geriatric Use .) In the absence of comparable data, these risks should be assumed to be similar for other doses of CE and other dosage forms of estrogens.
(See CLINICAL STUDIES and WARNINGS, Malignant Neoplasms, Breast cancer .) In the absence of comparable data, these risks should be assumed to be similar for other doses of CE and MPA, and other combinations and dosage forms of estrogens and progestins.
Free hormone concentrations, such as testosterone and estradiol, may be decreased.
Exacerbation of other conditions Estrogen therapy may cause an exacerbation of asthma, diabetes mellitus, epilepsy, migraine, porphyria, systemic lupus erythematosus, and hepatic hemangiomas and should be used with caution in women with these conditions.
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Abrir en el verificadorNo es un consejo médico. Interaction Checker cita el texto de las etiquetas de la FDA y las hojas informativas de los NIH. Que una interacción sea importante en su caso depende de las dosis, el momento de las tomas, la función renal y hepática y otras afecciones. Confírmelo con un farmacéutico o un prescriptor.