Translate the given Spanish text to English

[Q]: The horn is coupled to a needle.
[A]: El cuerno se acopla a una aguja.


[Q]: Application to the cosmetic powders.
[A]: Aplicacion a los polvos cosméticos.


[Q]: The composition is efficacious for preventing ulcers, as well as opportunistic infections of the colon.
[A]:
La composicion es eficiente para prevenirulceras, así como infecciones oportunisticas del colon.