![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif) |
¿Preguntas sobre el cáncer?
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
|
1-800-422-6237
(1-800-4-CANCER)
|
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
|
Llame de lunes a viernes de 9:00 a.m. a 4:30 p.m., hora local en Estados Unidos y sus territorios. |
|
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif) |
|
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
| Medicamento usado para tratar la preeclampsia y la eclampsia (complicaciones graves del embarazo). El sulfato de magnesio también está en estudio por su capacidad de prevenir los efectos secundarios tóxicos de ciertos medicamentos usados para tratar cáncer colorrectal. Es un tipo de anticonvulsivo. |
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/gray_spacer.gif)
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif)
|
![](https://webarchive.library.unt.edu/eot2008/20081011152552im_/http://www.nci.nih.gov/images/spacer.gif) |