Guidelines for ATC classification and DDD assignment - WHOCC

P ANTIPARASITIC PRODUCTS, INSECTICIDES AND
REPELLENTS
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The group is subdivided according to types of parasites.
P01 ANTIPROTOZOALS
P01A AGENTS AGAINST AMOEBIASIS AND OTHER PROTOZOAL
DISEASES
This group comprises drugs mainly used for amoeba infections and other
protozoal diseases such as giardiasis and trichomoniasis.
P01AA Hydroxyquinoline derivatives
All combined preparations containing clioquinol are classified in this
group. Formulations of chlorquinaldol and clioquinol for
dermatological use are classified in D08AH.
No DDDs are established in this group.
P01AB Nitroimidazole derivatives
Nitroimidazole derivatives used for amoebiasis, trichomoniasis and
giardiasis are classified in this group. Formulations for vaginal
administration are classified in G01AF. Parenteral formulations mainly
used for treatment of anaerobic bacterial infections are classified in
J01XD. Fixed combination packages for eradication of Helicobacter
pylori are classified in A02BD.
The DDDs are based on the treatment of amoebiasis, giardiasis and
trichomoniasis. The duration of the treatment periods is not taken
into consideration.
P01AC Dichloroacetamide derivatives
This group comprises luminal amoebicides.