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Independent analysis of NHS open data
PharmaInsight

Prochlorperazine maleate vs Ketamine hydrochloride

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

Prochlorperazine maleate was dispensed 2,305.9× as often as Ketamine hydrochloride in May 2026 — 119,905 items versus 52 in England.

119,905items

Prochlorperazine maleate · May 2026

NHSBSA Prescription Cost Analysis

52items

Ketamine hydrochloride · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Prochlorperazine maleate versus Ketamine hydrochloride: national items dispensed by month

▬ Prochlorperazine maleate   ·   ╌ Ketamine hydrochloride

0 68k 136k Jan 2021 Nov 2021 Sep 2022 Jul 2023 Jun 2024 Apr 2025 May 2026 Ketamine hydroch… 119,905 Jan 2021: 129k Feb 2021: 121k Mar 2021: 132k Apr 2021: 121k May 2021: 119k Jun 2021: 125k Jul 2021: 130k Aug 2021: 126k Sep 2021: 132k Oct 2021: 124k Nov 2021: 128k Dec 2021: 129k Jan 2022: 127k Feb 2022: 118k Mar 2022: 135k Apr 2022: 121k May 2022: 127k Jun 2022: 124k Jul 2022: 125k Aug 2022: 128k Sep 2022: 128k Oct 2022: 128k Nov 2022: 130k Dec 2022: 123k Jan 2023: 130k Feb 2023: 118k Mar 2023: 136k Apr 2023: 117k May 2023: 125k Jun 2023: 127k Jul 2023: 127k Aug 2023: 128k Sep 2023: 128k Oct 2023: 129k Nov 2023: 127k Dec 2023: 122k Feb 2024: 125k Mar 2024: 125k Apr 2024: 127k May 2024: 130k Jun 2024: 122k Jul 2024: 134k Aug 2024: 126k Sep 2024: 126k Oct 2024: 135k Nov 2024: 126k Dec 2024: 127k Jan 2025: 133k Feb 2025: 119k Mar 2025: 125k Apr 2025: 121k May 2025: 126k Jun 2025: 125k Jul 2025: 134k Aug 2025: 123k Sep 2025: 131k Oct 2025: 135k Nov 2025: 123k Dec 2025: 131k Jan 2026: 129k Feb 2026: 120k Mar 2026: 130k Apr 2026: 124k May 2026: 120k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Prochlorperazine maleate versus Ketamine hydrochloride, May 2026
Measure Prochlorperazine maleate Ketamine hydrochloride
Items, May 2026 119,905 52
Items, last 12 months 1,524,200 711
Net ingredient cost, May 2026 £379,720 £3,851

See the full profile for Prochlorperazine maleate or Ketamine hydrochloride.