Info sources: Excipients
See our problem solving page about this subject for more information.
EMC – the SmPC for each medicine identifies additives in section 6.1. See our guide for using EMC to find additive-free medicines.
MHRA – find an SmPC for a medicine that's missing from the EMC website.
SPS – information about gluten, lactose, soya, and peanut (arachis oil) in medicines, and advice about excipients for vegans.
Excipients in children – the Neonatal and Paediatric Pharmacists' Group has provided a PDF document describing some of the excipients that may pose particular problems for children and babies.