| Clue | Source | Date |
|---|---|---|
| Collection of drugs offering treatment for 2? Pooh! | ||
| Book of drugs (13) | ||
| A physics book (13) | ||
| A book of drugs (13) | ||
| Reference book for drugs (13) | ||
| A book containing a list of medicinal drugs (13) | ||
| Formulary | The Times Concise | 18 Dec 2022 |
| Stock of medicines | The Times Concise | 25 Sep 2022 |
| Drug directory | Newsday | 11 Apr 2021 |
| Chemist’s manual | The Times Concise | 27 Sep 2020 |
| Injure a policeman in post office that is turning up a cache of drugs |