Pharmacy Guide

Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.

Pharmacy Guide

Patient leaflets and SmPCs, drug interaction checker, official dosages and NHS pharmacy opening hours — all in one place.

Tryptophan

Tryptophan is an active pharmaceutical substance. Below are 34 medicines licensed in the UK that contain it.

Source: MHRA medicines register. This information is educational and does not replace advice from your doctor or pharmacist. All active substances A–Z.

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