Materia medica and Medical specialty

Materia medica noun - The science or study of drugs: their preparation and properties and uses and effects.

Medical specialty and materia medica are semantically related. In some cases you can use "Medical specialty" instead a noun phrase "Materia medica".

Medical specialty noun - The branches of medical science that deal with nonsurgical techniques.

Materia medica and medical specialty are semantically related. Sometimes you can replace phrase "Materia medica" with "Medical specialty", this phrases are similar.