Skip to content
PharmaInsight

Warfarin sodium vs INR blood testing reagents

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

Warfarin sodium was dispensed 83.2× as often as INR blood testing reagents in March 2026 — 231,102 items versus 2,778 in England.

231,102items

Warfarin sodium · March 2026

NHSBSA Prescription Cost Analysis

2,778items

INR blood testing reagents · March 2026

NHSBSA Prescription Cost Analysis

Figure 1. Warfarin sodium versus INR blood testing reagents: national items dispensed by month

▬ Warfarin sodium   ·   ╌ INR blood testing reagents

INR blood testin… 231,102

Source: NHSBSA Prescription Cost Analysis, to March 2026

Warfarin sodium versus INR blood testing reagents, March 2026
Measure Warfarin sodium INR blood testing reagents
Items, March 2026 231,102 2,778
Items, last 12 months 2,849,317 32,092
Net ingredient cost, March 2026 £503,703 £261,987

See the full profile for Warfarin sodium or INR blood testing reagents.