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Samples of relevant and irrelevant tweets with mentions of drugs (drugs italicized).
| Category | Tweet text |
| Relevant | Nyquil cold&Flu thanks for my life back! |
| Got my flu shot. Ughhh. | |
| I got the flu vaccine that means I am gunna get sicky. | |
| Irrelevant | We have flu shots In! Make Your Appointment Today 642-### |
| He got a song about some damn Thera flu lol | |
| So I either have the flu or a mild case west nile virus! FML!! |
