| Clue | Source | Date |
|---|---|---|
| Upper | Wall Street Journal | 28 Jun 2022 |
| Pharmaceutical picker-upper | New York Times | 18 Jul 2021 |
| NoDoz, for one | New York Times | 29 Nov 2020 |
| Stimulant tablet | The Times Concise | 25 Apr 2019 |
| Stimulating capsule | ||
| Stimulating capsule | ||
| Upper | ||
| Upper |