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Independent analysis of NHS open data
PharmaInsight

Sevelamer vs Other kelp preparations

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

Sevelamer was dispensed 8,240.0× as often as Other kelp preparations in June 2026 — 8,240 items versus 1 in England.

8,240items

Sevelamer · June 2026

NHSBSA Prescription Cost Analysis

1items

Other kelp preparations · June 2026

NHSBSA Prescription Cost Analysis

Figure 1. Sevelamer versus Other kelp preparations: national items dispensed by month

▬ Sevelamer   ·   ╌ Other kelp preparations

0 4k 9k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 Jun 2026 Other kelp prepa… 8,240 Jan 2021: 6k Feb 2021: 6k Mar 2021: 6k Apr 2021: 6k May 2021: 6k Jun 2021: 6k Jul 2021: 7k Aug 2021: 6k Sep 2021: 6k Oct 2021: 6k Nov 2021: 6k Dec 2021: 7k Jan 2022: 6k Feb 2022: 6k Mar 2022: 7k Apr 2022: 6k May 2022: 6k Jun 2022: 6k Jul 2022: 6k Aug 2022: 7k Sep 2022: 7k Oct 2022: 6k Nov 2022: 7k Dec 2022: 7k Jan 2023: 7k Feb 2023: 6k Mar 2023: 7k Apr 2023: 6k May 2023: 7k Jun 2023: 7k Jul 2023: 7k Aug 2023: 7k Sep 2023: 7k Oct 2023: 7k Nov 2023: 7k Dec 2023: 7k Jan 2024: 7k Feb 2024: 7k Mar 2024: 7k Apr 2024: 7k May 2024: 7k Jun 2024: 7k Jul 2024: 8k Aug 2024: 8k Sep 2024: 7k Oct 2024: 8k Nov 2024: 7k Dec 2024: 8k Jan 2025: 8k Feb 2025: 7k Mar 2025: 7k Apr 2025: 7k May 2025: 8k Jun 2025: 8k Jul 2025: 8k Aug 2025: 8k Sep 2025: 8k Oct 2025: 8k Nov 2025: 8k Dec 2025: 9k Jan 2026: 8k Feb 2026: 7k Mar 2026: 8k Apr 2026: 8k May 2026: 8k Jun 2026: 8k

Source: NHSBSA Prescription Cost Analysis, to June 2026

Sevelamer versus Other kelp preparations, June 2026
Measure Sevelamer Other kelp preparations
Items, June 2026 8,240 1
Items, last 12 months 95,690 1
Net ingredient cost, June 2026 £175,399 £1

See the full profile for Sevelamer or Other kelp preparations.