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FDA-approved drugs bupivacaine and rimegepant slowed bone cancer growth in mice by blocking pain and tumor-supporting proteins, showing promise for human treatment.
A Johns Hopkins-led study found that two FDA-approved drugs—bupivacaine and rimegepant—can slow bone cancer (osteosarcoma) growth in mice by blocking nerve signaling proteins CGRP, TrkA, and NGF, which support tumor progression and pain.
The drugs reduced nerve and blood vessel formation in tumors, extended survival, and decreased immune-evading cells.
Human tumor samples showed similar protein activity, suggesting potential for repurposing these drugs to treat osteosarcoma and relieve pain, though further clinical trials are needed.
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Los medicamentos aprobados por la FDA, la bupivacaína y el rimegepant, retrasaron el crecimiento del cáncer de hueso en ratones al bloquear el dolor y las proteínas de apoyo al tumor, mostrando una promesa para el tratamiento humano.