Materia Medica by Nash
- ABIES NIGRA
- ABROTANUM
- ACONITUM NAPELLUS
- ACTAEA RACEMOSA
- AESCULUS HIPPOCASTANUM
- AETHUSA CYNAPIUM
- Agaricus Muscarius
- ALLIUM CEPA
- ALOE SOCOTRINA
- ALUMEN
- ALUMINA
- AMBRA GRISEA
- AMMONIUM CARBONICUM
- AMMONIUM MURIATICUM
- AMYLIS NITRIS
- ANACARDIUM ORIENTALE
- ANTIMONIUM CRUDUM
- ANTIMONIUM TARTARICUM
- APIS MELLIFICA
- APOCYNUM CANN
- APOMORPHIA
- ARALIA
- ARANEA DIADEMA
- ARGENTUM NITRICUM
- ARNICA MONTANA
- ARSENICUM ALBUM
- ARUM TRIPHYLLUM
- ASARUM EUROP
- AURUM METALLICUM
- AURUM MURIATICUM NATRONATUM