MeSH Heading	Isonicotinic Acids
Tree Number	D03.066.349
Tree Number	D03.383.725.394
Annotation	hydrazide = ISONIAZID
Scope Note	Heterocyclic acids that are derivatives of 4-pyridinecarboxylic acid (isonicotinic acid).
Entry Term	Isonicotinic Acid
Allowable Qualifiers	AD AE AG AI AN BL CF CH CL CS CT DU EC HI IM IP ME PD PK PO RE SD ST TO TU UR
Registry Number	0
Online Note	use ISONICOTINIC ACIDS to search ISONICOTINIC ACID 1966-74
History Note	75; was ISONICOTINIC ACID 1963-74
Date of Entry	19990101
Unique ID	D007539

Heterocyclic Compounds [D03]
Acids, Heterocyclic [D03.066]
	Cinoxacin [D03.066.160]
	Indoleacetic Acids [D03.066.288]  +
	Isonicotinic Acids [D03.066.349]
		Ethionamide [D03.066.349.220]
		Iproniazid [D03.066.349.390]
		Isoniazid [D03.066.349.410]
		Nialamide [D03.066.349.490]
		Prothionamide [D03.066.349.570]
		Pyridoxic Acid [D03.066.349.600]
	Isonipecotic Acids [D03.066.399]  +
	Nicotinic Acids [D03.066.515]  +
	Nipecotic Acids [D03.066.566]
	Orotic Acid [D03.066.627]
	Picolinic Acids [D03.066.707]  +
	Pipecolic Acids [D03.066.758]
	Xanthurenates [D03.066.942]  +

Heterocyclic Compounds [D03]
Heterocyclic Compounds, 1-Ring [D03.383]
Pyridines [D03.383.725]
	2-Pyridinylmethylsulfinylbenzimidazoles [D03.383.725.024]  +
	Aminopyridines [D03.383.725.050]  +
	Betahistine [D03.383.725.086]
	Carbolines [D03.383.725.150]
	Clopidol [D03.383.725.180]
	Dihydropyridines [D03.383.725.203]  +
	Dimethindene [D03.383.725.210]
	2,2'-Dipyridyl [D03.383.725.220]
	Disopyramide [D03.383.725.227]
	Doxylamine [D03.383.725.259]
	Indinavir [D03.383.725.385]
	Isonicotinic Acids [D03.383.725.394]
		Ethionamide [D03.383.725.394.220]
		Iproniazid [D03.383.725.394.414]
		Isoniazid [D03.383.725.394.582]
		Nialamide [D03.383.725.394.628]
		Prothionamide [D03.383.725.394.675]
		Pyridoxic Acid [D03.383.725.394.700]
	1-Methyl-4-phenyl-1,2,3,6-tetrahydropyridine [D03.383.725.450]
	Metyrapone [D03.383.725.463]
	Naphthylvinylpyridine [D03.383.725.495]
	Nevirapine [D03.383.725.506]
	Nicotine [D03.383.725.518]
	Nicotinic Acids [D03.383.725.547]  +
	Nicotinyl Alcohol [D03.383.725.565]
	Pheniramine [D03.383.725.620]  +
	Picolines [D03.383.725.676]  +
	Picolinic Acids [D03.383.725.705]  +
	Polyvinylpyridine N-Oxide [D03.383.725.740]
	Pyridinium Compounds [D03.383.725.762]  +
	Pyridones [D03.383.725.791]  +
	Pyrithioxin [D03.383.725.812]
	Quinolinic Acids [D03.383.725.822]  +
	Tolperisone [D03.383.725.877]
	Triprolidine [D03.383.725.932]
	Tropicamide [D03.383.725.942]