Skip to content
Independent analysis of NHS open data
PharmaInsight

Nitrazepam vs Zolpidem tartrate

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

Zolpidem tartrate was dispensed 2.4× as often as Nitrazepam in May 2026 — 42,790 items versus 17,809 in England.

17,809items

Nitrazepam · May 2026

NHSBSA Prescription Cost Analysis

42,790items

Zolpidem tartrate · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Nitrazepam versus Zolpidem tartrate: national items dispensed by month

▬ Nitrazepam   ·   ╌ Zolpidem tartrate

0 29k 59k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Zolpidem tartrat… 17,809 Jan 2021: 29k Feb 2021: 27k Mar 2021: 30k Apr 2021: 29k May 2021: 27k Jun 2021: 29k Jul 2021: 28k Aug 2021: 27k Sep 2021: 28k Oct 2021: 26k Nov 2021: 27k Dec 2021: 28k Jan 2022: 26k Feb 2022: 24k Mar 2022: 27k Apr 2022: 25k May 2022: 26k Jun 2022: 25k Jul 2022: 24k Aug 2022: 26k Sep 2022: 25k Oct 2022: 26k Nov 2022: 29k Dec 2022: 31k Jan 2023: 29k Feb 2023: 26k Mar 2023: 28k Apr 2023: 25k May 2023: 26k Jun 2023: 26k Jul 2023: 25k Aug 2023: 26k Sep 2023: 25k Oct 2023: 25k Nov 2023: 25k Dec 2023: 24k Jan 2024: 25k Feb 2024: 23k Mar 2024: 23k Apr 2024: 23k May 2024: 24k Jun 2024: 22k Jul 2024: 24k Aug 2024: 22k Sep 2024: 22k Oct 2024: 23k Nov 2024: 22k Dec 2024: 22k Jan 2025: 22k Feb 2025: 20k Mar 2025: 21k Apr 2025: 21k May 2025: 21k Jun 2025: 20k Jul 2025: 21k Aug 2025: 19k Sep 2025: 20k Oct 2025: 20k Nov 2025: 18k Dec 2025: 20k Jan 2026: 19k Feb 2026: 18k Mar 2026: 19k Apr 2026: 19k May 2026: 18k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Nitrazepam versus Zolpidem tartrate, May 2026
Measure Nitrazepam Zolpidem tartrate
Items, May 2026 17,809 42,790
Items, last 12 months 231,569 542,535
Net ingredient cost, May 2026 £201,827 £31,012

See the full profile for Nitrazepam or Zolpidem tartrate.