Tool
Supplement comparison tool
Pick up to 4 knowledge base entries and compare their dosage, price, evidence strength and ratings side by side — you can save or share a link to your selection.
Add to comparison (2/4)
| Category | Leki | Leki |
| Evidence strength | Moderate evidence | Strong evidence |
| Evidence Score | 3/5 | 4/5 |
| User rating | 4.3 (58) | 4.5 (76) |
| Typical dose | In approved indications: usually 200 mg once daily in the morning (narcolepsy, sleep apnea) or about an hour before a night shift begins (shift-work disorder) — by prescription and under medical supervision only | Determined individually by a doctor, usually 500–2000 mg daily in divided doses, with meals |
| Form | Oral tablets | Oral tablets, including extended-release (XR) forms that reduce gastrointestinal discomfort |
| Average price | Lek na receptę — cena i refundacja zależą od wskazania, zwykle 60–150 zł za opakowanie bez refundacji | — |
| Monthly cost | ok. 60–150 zł/miesiąc przy codziennym stosowaniu bez refundacji | — |
| Time to effects | The wake-promoting effect usually appears within 1–2 hours of taking a dose and lasts most of the day due to its long half-life (about 12–15 hours). | Lowering of glycemia is usually visible within days to weeks of starting therapy and reaching the target dose. |
| Who it's for | Patients with a confirmed narcolepsy diagnosis, qualified by a neurologist or sleep medicine specialist | People with type 2 diabetes or prediabetes, qualified by a doctor |