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Independent analysis of NHS open data
PharmaInsight

Tadalafil vs Sildenafil (Erectile Dysfunction)

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

Sildenafil (Erectile Dysfunction) was dispensed 2.5× as often as Tadalafil in May 2026 — 270,957 items versus 110,564 in England.

110,564items

Tadalafil · May 2026

NHSBSA Prescription Cost Analysis

270,957items

Sildenafil (Erectile Dysfunction) · May 2026

NHSBSA Prescription Cost Analysis

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

▬ Tadalafil   ·   ╌ Sildenafil (Erectile Dysfunction)

0 149k 299k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Sildenafil (Erec… 110,564 Jan 2021: 65k Feb 2021: 62k Mar 2021: 69k Apr 2021: 67k May 2021: 64k Jun 2021: 70k Jul 2021: 70k Aug 2021: 67k Sep 2021: 70k Oct 2021: 67k Nov 2021: 69k Dec 2021: 73k Jan 2022: 70k Feb 2022: 66k Mar 2022: 74k Apr 2022: 69k May 2022: 73k Jun 2022: 72k Jul 2022: 72k Aug 2022: 75k Sep 2022: 75k Oct 2022: 74k Nov 2022: 75k Dec 2022: 76k Jan 2023: 77k Feb 2023: 71k Mar 2023: 80k Apr 2023: 72k May 2023: 79k Jun 2023: 81k Jul 2023: 80k Aug 2023: 83k Sep 2023: 82k Oct 2023: 84k Nov 2023: 85k Dec 2023: 85k Jan 2024: 89k Feb 2024: 84k Mar 2024: 86k Apr 2024: 89k May 2024: 92k Jun 2024: 86k Jul 2024: 95k Aug 2024: 93k Sep 2024: 90k Oct 2024: 94k Nov 2024: 96k Dec 2024: 96k Jan 2025: 102k Feb 2025: 90k Mar 2025: 96k Apr 2025: 97k May 2025: 102k Jun 2025: 99k Jul 2025: 107k Aug 2025: 100k Sep 2025: 106k Oct 2025: 110k Nov 2025: 101k Dec 2025: 113k Jan 2026: 111k Feb 2026: 102k Mar 2026: 112k Apr 2026: 111k May 2026: 111k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Tadalafil versus Sildenafil (Erectile Dysfunction), May 2026
Measure Tadalafil Sildenafil (Erectile Dysfunction)
Items, May 2026 110,564 270,957
Items, last 12 months 1,283,097 3,374,294
Net ingredient cost, May 2026 £464,622 £362,741

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