This guide will explain how to obtain Imperial Stamina Med pack. which cannot be used but can be dropped at your house.
1. Go to the planet Tatooine, the city of
Mos Taike located at
2417 there is no space port there so you'll have to fly to a near by
2. Behind the Garage you'll find Bren Kingal, talk to him to and take his jobs
3. After completing 1 of his jobs the 2nd one will have you hunting a Zabrak which turns out to be a spy waiting for an imperial guy. Kill the spy and a medpack will so up in your inventory.
4. After receiving this you can continue the missions Bren Kingal gives you which will give you a AT-ST helmet.