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Independent analysis of NHS open data
PharmaInsight

Metformin hydrochloride vs Metformin hydrochloride/vildagliptin

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

Metformin hydrochloride was dispensed 1,148.2× as often as Metformin hydrochloride/vildagliptin in May 2026 — 2,247,052 items versus 1,957 in England.

2,247,052items

Metformin hydrochloride · May 2026

NHSBSA Prescription Cost Analysis

1,957items

Metformin hydrochloride/vildagliptin · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Metformin hydrochloride versus Metformin hydrochloride/vildagliptin: national items dispensed by month

▬ Metformin hydrochloride   ·   ╌ Metformin hydrochloride/vildagliptin

0 1.2m 2.4m Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Metformin hydroc… 2,247,052 Jan 2021: 1.9m Feb 2021: 1.8m Mar 2021: 2m Apr 2021: 1.9m May 2021: 1.9m Jun 2021: 2m Jul 2021: 2m Aug 2021: 1.9m Sep 2021: 2m Oct 2021: 1.9m Nov 2021: 2m Dec 2021: 2.1m Jan 2022: 2m Feb 2022: 1.8m Mar 2022: 2.1m Apr 2022: 2m May 2022: 2m Jun 2022: 2m Jul 2022: 2m Aug 2022: 2.1m Sep 2022: 2m Oct 2022: 2m Nov 2022: 2.1m Dec 2022: 2.1m Jan 2023: 2.1m Feb 2023: 1.9m Mar 2023: 2.2m Apr 2023: 2m May 2023: 2.1m Jun 2023: 2.1m Jul 2023: 2.1m Aug 2023: 2.2m Sep 2023: 2.1m Oct 2023: 2.1m Nov 2023: 2.2m Dec 2023: 2.1m Jan 2024: 2.2m Feb 2024: 2.1m Mar 2024: 2.1m Apr 2024: 2.2m May 2024: 2.2m Jun 2024: 2.1m Jul 2024: 2.3m Aug 2024: 2.2m Sep 2024: 2.2m Oct 2024: 2.3m Nov 2024: 2.2m Dec 2024: 2.3m Jan 2025: 2.3m Feb 2025: 2.1m Mar 2025: 2.2m Apr 2025: 2.2m May 2025: 2.3m Jun 2025: 2.2m Jul 2025: 2.4m Aug 2025: 2.2m Sep 2025: 2.3m Oct 2025: 2.4m Nov 2025: 2.2m Dec 2025: 2.4m Jan 2026: 2.3m Feb 2026: 2.1m Mar 2026: 2.3m Apr 2026: 2.3m May 2026: 2.2m

Source: NHSBSA Prescription Cost Analysis, to May 2026

Metformin hydrochloride versus Metformin hydrochloride/vildagliptin, May 2026
Measure Metformin hydrochloride Metformin hydrochloride/vildagliptin
Items, May 2026 2,247,052 1,957
Items, last 12 months 27,404,281 25,577
Net ingredient cost, May 2026 £4,969,944 £50,873

See the full profile for Metformin hydrochloride or Metformin hydrochloride/vildagliptin.