8'-[(3-Amino-2-hydroxy-propoxy)]-spiro-[cyclopentane-1,2'(1 'H)-

8,10-Dideazaminopterins

8-(1H-Tetrazol-5-yl)-11H-pyrido[2,1-b]quinazolin-11-ones and met

8-Adamantylaminomethyl ergolene derivatives

8-Alkyl and alkenyl-10-hydroxy-5H[1]benzopyranopyridine derivati

8-Alkyl-5-oxo-5,8-dihydro-pyrido(2,3-d)pyrimidine-6-carboxylic a

8-Alkylpyrido[3,4-d]pyridazines

8-Amino-2-methyl-4-phenyl-1,2,3,4-tetrahydroisoquinoline-8-N-glu

8-Amino-theophylline derivatives and therapeutic applications th

8-Aryl-5,6,7,8-tetrahydropyrazolo(3,4-B)(1,4)-diazepine-1H, 4H-5

8-Arylalkyl-3-phenyl-3-nortropanols and salts thereof

8-Aza-16,16-difluoroprostanoids

8-Aza-9-oxo(and dioxo)-thia-11,12-secoprostaglandins

8-Azaprostanoic acid derivatives

8-Azapurin-6-one derivatives

8-Azapurine derivatives

8-Bromo-6-(o-chloro- phenyl)-4H-S-triazolo-[3,4,-c]-thieno-[2,3-

8-Chloro-1-methyl-6-(O-chlo rophenyl)-4H-s-triazolo[4,3-a]-[1,4]

8-Chloro-1-methyl-6-phenyl-4H-s-triazolo[4,3-a][1,4]-benzodiazep

8-Halo-6-phenyl-4H-s-triazolo (3,4-c) thieno 1,4-diazepin-1-ones