i think u need to get the medicine on the island where u fight chuck and give it to the ampharos
She's still in her gym.
go to cianwood city then get it from a man
Wednesday from 10 to 19:59
building near Pokemon center on cinnabar island
Beat Jasmine in Olivine. Done that then go to Mahogany.
use fire types for her magnemites then use a ground type for steelix
u go up that one tall building in olivine city
there will be a secret door at olivines lighthouse and it will take you to jasmine then go back to the gym then jasmine will battle you
You can find a Steelix in Route 47, Cliff Cave, Mt. Silver, or you can trade any Pokemon with Jasmine.
you have to beat jasmine at olivine city. The gym leader
Surf to Cianwood City, there is a pharmacy there and the guy inside will give you secret medicine.
Defeat Jasmine a olivine city.then youll get iron tail.