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Independent analysis of NHS open data
PharmaInsight

Olmesartan medoxomil vs Losartan potassium

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

Losartan potassium was dispensed 40.2× as often as Olmesartan medoxomil in May 2026 — 1,159,574 items versus 28,846 in England.

28,846items

Olmesartan medoxomil · May 2026

NHSBSA Prescription Cost Analysis

1,159,574items

Losartan potassium · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Olmesartan medoxomil versus Losartan potassium: national items dispensed by month

▬ Olmesartan medoxomil   ·   ╌ Losartan potassium

0 607k 1.2m Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Losartan potassi… 28,846 Jan 2021: 34k Feb 2021: 31k Mar 2021: 34k Apr 2021: 33k May 2021: 31k Jun 2021: 33k Jul 2021: 32k Aug 2021: 31k Sep 2021: 33k Oct 2021: 31k Nov 2021: 32k Dec 2021: 34k Jan 2022: 31k Feb 2022: 29k Mar 2022: 33k Apr 2022: 31k May 2022: 32k Jun 2022: 32k Jul 2022: 31k Aug 2022: 32k Sep 2022: 32k Oct 2022: 31k Nov 2022: 32k Dec 2022: 32k Jan 2023: 31k Feb 2023: 29k Mar 2023: 33k Apr 2023: 29k May 2023: 32k Jun 2023: 32k Jul 2023: 31k Aug 2023: 32k Sep 2023: 31k Oct 2023: 31k Nov 2023: 31k Dec 2023: 31k Jan 2024: 31k Feb 2024: 29k Mar 2024: 30k Apr 2024: 31k May 2024: 31k Jun 2024: 29k Jul 2024: 32k Aug 2024: 30k Sep 2024: 30k Oct 2024: 31k Nov 2024: 30k Dec 2024: 31k Jan 2025: 31k Feb 2025: 27k Mar 2025: 29k Apr 2025: 30k May 2025: 30k Jun 2025: 29k Jul 2025: 31k Aug 2025: 28k Sep 2025: 30k Oct 2025: 31k Nov 2025: 28k Dec 2025: 31k Jan 2026: 29k Feb 2026: 27k Mar 2026: 30k Apr 2026: 29k May 2026: 29k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Olmesartan medoxomil versus Losartan potassium, May 2026
Measure Olmesartan medoxomil Losartan potassium
Items, May 2026 28,846 1,159,574
Items, last 12 months 352,445 13,763,714
Net ingredient cost, May 2026 £44,752 £1,044,905

See the full profile for Olmesartan medoxomil or Losartan potassium.