| P - Antiparasitic Products, Insecticides and Repellents | The group is subdivided according to types of parasites.
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| P02 - Anthelmintics | The anthelmintics are subdivided according to the main type of worms (i.e. trematodes, nematodes and cestodes) causing the infections.
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| P02C - Antinematodal Agents | This group comprises drugs mainly used for nematode infections.
| The DDDs are based on the treatment of different nematode infections e.g. ascariasis (roundworm) and hookworm infections.
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| P02CC - Tetrahydropyrimidine Derivatives | | |
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