In Borderlands 3 there are some side missions you can complete. If you complete some of them you will be rewarded with accomplishments and trophies.
An overview of Borderlands 3 Side Missions are available here.
Just a Prick – Tannis side Mission
This Side Mission is available after visiting Promethea, after you get your ship. When you arrive in Promethea, use the fast trip to travel back to Sanctuary.
Area: The Infirmary
Quest Giver: Tannis
Requirement: Land on Promethea for the first time and Fast Travel back to Sanctuary
Recommended Level: 12
Mission Info: Tannis is running low on Health hypos, so we need to start recycling. Search the ship and find hypos for her