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Independent analysis of NHS open data
PharmaInsight

Aminophylline hydrate vs Theophylline

National NHS prescribing compared (Prescription Cost Analysis)
Data updated August 2025

Theophylline was dispensed 18,544.5× as often as Aminophylline hydrate in August 2025 — 37,089 items versus 2 in England.

2items

Aminophylline hydrate · August 2025

NHSBSA Prescription Cost Analysis

37,089items

Theophylline · August 2025

NHSBSA Prescription Cost Analysis

Figure 1. Aminophylline hydrate versus Theophylline: national items dispensed by month

▬ Aminophylline hydrate   ·   ╌ Theophylline

0 26k 51k Jan 2021 Sep 2021 May 2022 Jan 2023 Sep 2023 May 2024 Aug 2025 Theophylline 2 Jan 2021: 20k Feb 2021: 18k Mar 2021: 15k Apr 2021: 11k May 2021: 9k Jun 2021: 8k Jul 2021: 6k Aug 2021: 4k Sep 2021: 3k Oct 2021: 1k Nov 2021: 1k Dec 2021: 734 Jan 2022: 521 Feb 2022: 353 Mar 2022: 326 Apr 2022: 255 May 2022: 199 Jun 2022: 192 Jul 2022: 165 Aug 2022: 151 Sep 2022: 104 Oct 2022: 101 Nov 2022: 98 Dec 2022: 109 Jan 2023: 79 Feb 2023: 58 Mar 2023: 77 Apr 2023: 4 May 2023: 8 Jun 2023: 23 Jul 2023: 8 Aug 2023: 18 Sep 2023: 45 Oct 2023: 37 Nov 2023: 11 Dec 2023: 30 Jan 2024: 26 Feb 2024: 23 Mar 2024: 11 Apr 2024: 41 May 2024: 16 Jun 2024: 10 Jul 2024: 19 Aug 2024: 15 Sep 2024: 9 Oct 2024: 11 Nov 2024: 1 Dec 2024: 6 Jan 2025: 2 Feb 2025: 8 Apr 2025: 1 May 2025: 2 Jul 2025: 1 Aug 2025: 2

Source: NHSBSA Prescription Cost Analysis, to August 2025

Aminophylline hydrate versus Theophylline, August 2025
Measure Aminophylline hydrate Theophylline
Items, August 2025 2 37,089
Items, last 12 months 77 455,895
Net ingredient cost, August 2025 £4 £1,151,305

See the full profile for Aminophylline hydrate or Theophylline.