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Independent analysis of NHS open data
PharmaInsight

Flavoxate hydrochloride vs Sildenafil (Erectile Dysfunction)

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

Sildenafil (Erectile Dysfunction) was dispensed 414.9× as often as Flavoxate hydrochloride in May 2026 — 270,957 items versus 653 in England.

653items

Flavoxate hydrochloride · May 2026

NHSBSA Prescription Cost Analysis

270,957items

Sildenafil (Erectile Dysfunction) · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Flavoxate hydrochloride versus Sildenafil (Erectile Dysfunction): national items dispensed by month

▬ Flavoxate hydrochloride   ·   ╌ Sildenafil (Erectile Dysfunction)

0 149k 299k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Sildenafil (Erec… 653 Jan 2021: 1k Feb 2021: 1k Mar 2021: 1k Apr 2021: 1k May 2021: 1k Jun 2021: 1k Jul 2021: 1k Aug 2021: 1k Sep 2021: 1k Oct 2021: 1k Nov 2021: 1k Dec 2021: 1k Jan 2022: 1k Feb 2022: 943 Mar 2022: 1k Apr 2022: 972 May 2022: 1k Jun 2022: 1k Jul 2022: 940 Aug 2022: 1k Sep 2022: 979 Oct 2022: 981 Nov 2022: 936 Dec 2022: 934 Jan 2023: 898 Feb 2023: 822 Mar 2023: 914 Apr 2023: 871 May 2023: 879 Jun 2023: 913 Jul 2023: 883 Aug 2023: 862 Sep 2023: 852 Oct 2023: 846 Nov 2023: 867 Dec 2023: 871 Jan 2024: 844 Feb 2024: 799 Mar 2024: 779 Apr 2024: 818 May 2024: 801 Jun 2024: 723 Jul 2024: 812 Aug 2024: 751 Sep 2024: 793 Oct 2024: 775 Nov 2024: 759 Dec 2024: 768 Jan 2025: 814 Feb 2025: 669 Mar 2025: 694 Apr 2025: 742 May 2025: 717 Jun 2025: 751 Jul 2025: 731 Aug 2025: 688 Sep 2025: 759 Oct 2025: 752 Nov 2025: 670 Dec 2025: 806 Jan 2026: 718 Feb 2026: 642 Mar 2026: 735 Apr 2026: 668 May 2026: 653

Source: NHSBSA Prescription Cost Analysis, to May 2026

Flavoxate hydrochloride versus Sildenafil (Erectile Dysfunction), May 2026
Measure Flavoxate hydrochloride Sildenafil (Erectile Dysfunction)
Items, May 2026 653 270,957
Items, last 12 months 8,573 3,374,294
Net ingredient cost, May 2026 £5,127 £362,741

See the full profile for Flavoxate hydrochloride or Sildenafil (Erectile Dysfunction).