FIELD T-3 

 Columns 6Z, 63, and 64 



CATEGORY OF THE TEST COMPOUND'S EFFECT 

 REPRESENTING PRACTICAL USE 



Series 1-- 



Categories of agents candidate for practical use in controlling 

 populations of the test organism (i. e. , in causing death, repulsion, 

 or attraction of the test organism). 



101 Air disinfecting agent 



102 Water disinfecting agent 



103 Anti-fouling agent 



104 Anti-viral activity 



105 Rickettsicide 



106 Antibacterial agent; bactericide or bacteriostat 



107 Antifungal (fungitoxic) agent; fungicide or fungi stat 



108 Herbicide (referring to killing of higher plants only) 



109 Antimalarial agent 



110 Protozoacide (exclusive of antimalarial agents for which Symbol 109 is used) 



111 Vermicide; anthelmintic 



112 MoUuscacide 



113 Insecticide 



114 Acaricide 



115 Rodenticide 



116 Repellent 



117 Attractant 



118 Gametocide; spermatocide 



Series 2-- 



Categories of agents candidate for practical pharmacological use 

 in controlling certain physiological processes or pathological 

 conditions. 



201 Analgesic; a compound which relieves pain without producing unconsciousness 



202 Androgenic: a compound which promotes development of secondary sex organs of the male, 



spermatogenesis, descent of testes, etc. 



203 Anesthetic, general: a compound which produces reversible loss of the sense of touch, 



pain, and other modalities of sensation and consciousness by action on the central 

 nervous system 



204 Anesthetic, local; a compound which reversibly blocks excitation and conduction in nerve 



tissue 



205 Anti- arthritic; a compound which decreases signs and symptoms of arthritis 



206 Anti-coagulant: a compound which prevents coagulation or gelation of plasma or other tissue 



fluid. (Use Symbol 238 to classify a compound as a blood coagulant. ) 



207 Antl-convulsant: a compound which reduces or prevents convulsions (natural or drug induced); 



Anti- epileptic 



208 Antl-histaminic: a compound which antagonizes any of histamine's actions; prevents allergic 



reaction 



209 Anti-metabolite: a compound which prevents or abolishes effects of a normally occurring 



metabolite specified as the secondary compound in Field D 



210 Anti-motion sickness; a compound which relieves or prevents syndromes of dizziness, vertigo, 



nausea, and vomiting due to rhythmic motion (e. g. , airplane, ship, swing) 



211 Anti-rheumatic: a compound which decreases signs of rheumatic disease 



212 Anti- spasmodic: a compound which reduces or prevents contractions of smooth muscle, 



whether natural or drug induced contractions (except acetylcholine and histamine induced 

 contractions, the reduction or prevention of which is coded by Symbols 225 and 208 by 

 priority) 



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