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Independent analysis of NHS open data
PharmaInsight

Amantadine hydrochloride vs Co-careldopa (Carbidopa/levodopa)

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

Co-careldopa (Carbidopa/levodopa) was dispensed 11.6× as often as Amantadine hydrochloride in May 2026 — 128,386 items versus 11,047 in England.

11,047items

Amantadine hydrochloride · May 2026

NHSBSA Prescription Cost Analysis

128,386items

Co-careldopa (Carbidopa/levodopa) · May 2026

NHSBSA Prescription Cost Analysis

Figure 1. Amantadine hydrochloride versus Co-careldopa (Carbidopa/levodopa): national items dispensed by month

▬ Amantadine hydrochloride   ·   ╌ Co-careldopa (Carbidopa/levodopa)

0 68k 136k Jan 2021 Nov 2021 Sep 2022 Jul 2023 May 2024 Mar 2025 May 2026 Co-careldopa (Ca… 11,047 Jan 2021: 10k Feb 2021: 10k Mar 2021: 11k Apr 2021: 11k May 2021: 10k Jun 2021: 11k Jul 2021: 11k Aug 2021: 10k Sep 2021: 11k Oct 2021: 10k Nov 2021: 11k Dec 2021: 11k Jan 2022: 10k Feb 2022: 10k Mar 2022: 11k Apr 2022: 10k May 2022: 11k Jun 2022: 11k Jul 2022: 11k Aug 2022: 11k Sep 2022: 11k Oct 2022: 11k Nov 2022: 11k Dec 2022: 11k Jan 2023: 11k Feb 2023: 10k Mar 2023: 11k Apr 2023: 10k May 2023: 11k Jun 2023: 11k Jul 2023: 11k Aug 2023: 11k Sep 2023: 11k Oct 2023: 11k Nov 2023: 11k Dec 2023: 11k Jan 2024: 11k Feb 2024: 11k Mar 2024: 11k Apr 2024: 11k May 2024: 11k Jun 2024: 11k Jul 2024: 12k Aug 2024: 11k Sep 2024: 11k Oct 2024: 12k Nov 2024: 11k Dec 2024: 12k Jan 2025: 12k Feb 2025: 10k Mar 2025: 11k Apr 2025: 11k May 2025: 12k Jun 2025: 11k Jul 2025: 12k Aug 2025: 11k Sep 2025: 11k Oct 2025: 12k Nov 2025: 11k Dec 2025: 12k Jan 2026: 11k Feb 2026: 10k Mar 2026: 11k Apr 2026: 11k May 2026: 11k

Source: NHSBSA Prescription Cost Analysis, to May 2026

Amantadine hydrochloride versus Co-careldopa (Carbidopa/levodopa), May 2026
Measure Amantadine hydrochloride Co-careldopa (Carbidopa/levodopa)
Items, May 2026 11,047 128,386
Items, last 12 months 135,837 1,546,762
Net ingredient cost, May 2026 £104,156 £1,174,503

See the full profile for Amantadine hydrochloride or Co-careldopa (Carbidopa/levodopa).