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Independent analysis of NHS open data
PharmaInsight

Mercaptopurine vs Ribociclib

National NHS prescribing compared (Prescription Cost Analysis)
Data updated April 2026

Mercaptopurine was dispensed 3,983.0× as often as Ribociclib in April 2026 — 3,983 items versus 1 in England.

3,983items

Mercaptopurine · April 2026

NHSBSA Prescription Cost Analysis

1items

Ribociclib · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Mercaptopurine versus Ribociclib: national items dispensed by month

▬ Mercaptopurine   ·   ╌ Ribociclib

0 3k 6k Jan 2021 Oct 2021 Aug 2022 May 2023 Feb 2024 Nov 2024 Apr 2026 Ribociclib 3,983 Jan 2021: 6k Feb 2021: 5k Mar 2021: 6k Apr 2021: 6k May 2021: 5k Jun 2021: 6k Jul 2021: 6k Aug 2021: 5k Sep 2021: 6k Oct 2021: 5k Nov 2021: 5k Dec 2021: 6k Jan 2022: 5k Feb 2022: 5k Apr 2022: 5k May 2022: 6k Jun 2022: 5k Jul 2022: 5k Aug 2022: 5k Sep 2022: 5k Oct 2022: 5k Nov 2022: 5k Dec 2022: 5k Jan 2023: 5k Feb 2023: 5k Mar 2023: 5k Apr 2023: 5k May 2023: 5k Jun 2023: 5k Jul 2023: 5k Aug 2023: 5k Sep 2023: 5k Oct 2023: 5k Nov 2023: 5k Dec 2023: 5k Jan 2024: 5k Feb 2024: 5k Mar 2024: 5k Apr 2024: 5k May 2024: 5k Jun 2024: 5k Jul 2024: 5k Aug 2024: 5k Sep 2024: 5k Oct 2024: 5k Nov 2024: 4k Dec 2024: 5k Jan 2025: 5k Feb 2025: 4k Mar 2025: 4k Apr 2025: 4k May 2025: 4k Jun 2025: 4k Jul 2025: 5k Aug 2025: 4k Sep 2025: 4k Oct 2025: 4k Nov 2025: 4k Dec 2025: 4k Jan 2026: 4k Feb 2026: 4k Mar 2026: 4k Apr 2026: 4k

Source: NHSBSA Prescription Cost Analysis, to April 2026

Mercaptopurine versus Ribociclib, April 2026
Measure Mercaptopurine Ribociclib
Items, April 2026 3,983 1
Items, last 12 months 50,445 9
Net ingredient cost, April 2026 £124,379 £2,810

See the full profile for Mercaptopurine or Ribociclib.