Tryptophan
National NHS prescribing (Prescription Cost Analysis) · Antidepressant drugs
Tryptophan was ranked 1288th of 1,794 medicines by items in March 2026, with 64 items, down 4.5% on a year earlier.
64items
Dispensed in March 2026
NHSBSA Prescription Cost Analysis
£4,884
Net ingredient cost · March 2026
NHSBSA PCA
829items
Dispensed in the last 12 months
NHSBSA PCA
Figure 1. Tryptophan: national items dispensed by month
Source: NHSBSA Prescription Cost Analysis, to March 2026
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A lower-volume medicine: under 1,000 items in the last 12 months.
Top presentations, March 2026
The individual products dispensed under Tryptophan, by items this month.
| Presentation | Items | Net ingredient cost |
|---|---|---|
| Optimax 500mg capsules (Esteve) | 64 | £4,884 |
Compare Tryptophan with
Other medicines in the same BNF section, by prescribing volume.