Theoretically, by drinking small amounts of truth serum over a long period of time, you could build up an immunity to it. Therefore, drinking a whole lot of it all at once should work even better.
(In-game plural: vials of interrogative elixir)
- Bastille Battalion (first play of the day, Truth Serum in the Moat)
|You drink the vial of interrogative elixir... or did you?|
|TOP 10 interrogative elixir collections|
6. dune rune - 168 | 7. sensibleb - 154 | 8. kirByllAmA - 129 | 9. MotherMary13 - 127 | 10. lupus4 - 99
Collection data courtesy of ePeterso2 and Jicken Wings