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Independent analysis of NHS open data
PharmaInsight

Doxylamine succinate/pyridoxine hydrochloride vs Ondansetron hydrochloride

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

Ondansetron hydrochloride was dispensed 2.4× as often as Doxylamine succinate/pyridoxine hydrochloride in April 2026 — 32,561 items versus 13,593 in England.

13,593items

Doxylamine succinate/pyridoxine hydrochloride · April 2026

NHSBSA Prescription Cost Analysis

32,561items

Ondansetron hydrochloride · April 2026

NHSBSA Prescription Cost Analysis

Figure 1. Doxylamine succinate/pyridoxine hydrochloride versus Ondansetron hydrochloride: national items dispensed by month

▬ Doxylamine succinate/pyridoxine hydrochloride   ·   ╌ Ondansetron hydrochloride

0 17k 34k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Apr 2026 Ondansetron hydr… 13,593 Jan 2021: 405 Feb 2021: 407 Mar 2021: 511 Apr 2021: 503 May 2021: 432 Jun 2021: 494 Jul 2021: 493 Aug 2021: 475 Sep 2021: 558 Oct 2021: 561 Nov 2021: 562 Dec 2021: 545 Jan 2022: 604 Feb 2022: 596 Mar 2022: 756 Apr 2022: 406 May 2022: 242 Jun 2022: 482 Jul 2022: 559 Aug 2022: 682 Sep 2022: 781 Oct 2022: 775 Nov 2022: 937 Dec 2022: 920 Jan 2023: 925 Feb 2023: 871 Mar 2023: 1k Apr 2023: 986 May 2023: 1k Jun 2023: 1k Jul 2023: 1k Aug 2023: 1k Sep 2023: 2k Oct 2023: 2k Nov 2023: 2k Dec 2023: 2k Jan 2024: 2k Feb 2024: 2k Mar 2024: 2k Apr 2024: 3k May 2024: 3k Jun 2024: 3k Jul 2024: 3k Aug 2024: 3k Sep 2024: 4k Oct 2024: 4k Nov 2024: 4k Dec 2024: 5k Jan 2025: 5k Feb 2025: 5k Mar 2025: 6k Apr 2025: 6k May 2025: 6k Jun 2025: 7k Jul 2025: 8k Aug 2025: 8k Sep 2025: 9k Oct 2025: 10k Nov 2025: 10k Dec 2025: 12k Jan 2026: 12k Feb 2026: 12k Mar 2026: 13k Apr 2026: 14k

Source: NHSBSA Prescription Cost Analysis, to April 2026

Doxylamine succinate/pyridoxine hydrochloride versus Ondansetron hydrochloride, April 2026
Measure Doxylamine succinate/pyridoxine hydrochloride Ondansetron hydrochloride
Items, April 2026 13,593 32,561
Items, last 12 months 119,192 385,119
Net ingredient cost, April 2026 £827,251 £451,241

See the full profile for Doxylamine succinate/pyridoxine hydrochloride or Ondansetron hydrochloride.