Mercaptopurine vs Niraparib
National NHS prescribing compared (Prescription Cost Analysis)
Mercaptopurine was dispensed 1,874.5× as often as Niraparib in May 2026 — 3,749 items versus 2 in England.
3,749items
Mercaptopurine · May 2026
NHSBSA Prescription Cost Analysis
2items
Niraparib · May 2026
NHSBSA Prescription Cost Analysis
Figure 1. Mercaptopurine versus Niraparib: national items dispensed by month
▬ Mercaptopurine · ╌ Niraparib
Source: NHSBSA Prescription Cost Analysis, to May 2026
| Measure | Mercaptopurine | Niraparib |
|---|---|---|
| Items, May 2026 | 3,749 | 2 |
| Items, last 12 months | 49,943 | 6 |
| Net ingredient cost, May 2026 | £111,195 | £9,000 |
See the full profile for Mercaptopurine or Niraparib.