You can't catch it. All you cam do is talk to it or heal it with the SecetPotion
I tried talking to it and everything and all it did was stand there and say, "Palu, Paluu!" So... I don't know...
Chat with our AI personalities
if you mean the medicine for 'amphy' in the light house, go to the medicine man in cianwood city he will give you a 'secret potion'
You do not get to remove Amphy from the Lighthouse. Training a Mareep to get an Ampharos should be simple enough.
There is no best Pokemon on Pokemon HeartGold.
there is no Pokemon Mansion in Heartgold.
They are not in Pokemon HeartGold