Un compuesto de la fórmula: o una sal farmacéuticamente aceptable del mismo, en la que R se selecciona entre el grupo compuesto por cicloalquilo (C3 -C11 ) o bicicloalquilo (C6 -C16 ); tricicloalquilo (C6 -C16 ) y tetracicloalquilo (C8 -C16 ), donde dichos grupos están parcialmente saturados, totalmente saturados o totalmente insaturados y están opcionalmente sustituidos con hasta tres sustituyentes seleccionados independientemente entre el grupo compuesto por halo, hidroxi, alquilo (C1 -C5 ) y cicloalquilo (C3 -C7 ); A está unido al átomo de carbono con R con el que R está unido al átomo de nitrógeno del anillo de piperidina, y se selecciona entre el grupo compuesto por alquilo (C1 -C7 ), mono-, di- o tri-halo-alquilo (C1 -C7 ), alquenilo (C2 -C5 ), alquinilo (C2 -C5 ), fenil-alquilo (C1 -C5 ), arilo y grupos heterocíclicos aromáticos o no aromáticos que comprenden de cuatro a diez átomos de anillo, donde de uno a cuatro átomos de anillo se seleccionan independientemente entre heteroátomos, y estando opcionalmente sustituido dicho radical fenilo en el fenil-alquilo (C1 -C5 ), el arilo o el heterociclo aromático o no aromático, con hasta tres sustituyentes seleccionados independientemente entre el grupo compuesto por halo, hidroxi, alquilo (C1 -C4 ), halo-alquilo (C1 -C4 ), alcoxi (C1 -C4 ), halo-alcoxi (C1 -C4 ), alquil(C1 -C4 )-CO-, fenilo, bencilo, -CHO, ciano, alquil(C1 -C4 )-CO-, NH2 -CO-, NH2 -CH2 -, amino, alquil(C1 -C4 )-NH-, di(alquil-(C1 -C4 ))-N-, alquil (C1 -C4 )-CO-NH-, alquil(C1 -C4 )-NH-CO-, hidrazino, azido, ureido, amidino, guanidino, oxo y =N-OH; Y se selecciona entre el grupo compuesto por hidrógeno, halo, amino, mercapto, alquil(C1 -C12 )-M-, cicloalquil(C3 -C7 )-M-, alquenil(C2 -C6 )-M-, aril-M-, - 2 -heterocicloAND#8209;MAND#8209; aromático o no aromático, arilAND#8209;alquilo (C1 AND#8209;C5 )AND#8209;MAND#8209;, heterocicloAND#8209;alquilo (C1 AND#8209;C5 )AND#8209;MAND#8209; aromático o no aromático, comprendiendo dicho radical heterocíclico aromático o no aromático de dichos grupos de cuatro a diez átomos de anillo, donde de uno a cuatro átomos de anillo se seleccionan independientemente entre heteroátomos, y M se selecciona entre el grupo compuesto por un enlace covalente, O, S, SO, SO2 , CO, NQ, NQCO y CONQ, donde Q se selecciona entre el grupo compuesto por hidrógeno y alquilo (C1 AND#8209;C6 ), estando opcionalmente sustituido dicho radical alquilo (C1 AND#8209;C12 ), cicloalquilo (C3 AND#8209;C7 ) o alquenilo (C2 AND#8209;C6 ) en dichos grupos, con hasta tres sustituyentes seleccionados independientemente entre el grupo compuesto por halo, hidroxi, amino, alquil(C1 AND#8209;C4 )AND#8209;NHAND#8209;, diAND#8209;alquil(C1 AND#8209;C4 )AND#8209;NAND#8209;, hidrazino, azido, ureido, amidino, guanidino, alcoxi (C1 AND#8209;C4 ), alquil(C1 AND#8209;C4 )AND#8209;SAND#8209;, alquil(C1 AND#8209;C4 )AND#8209;SOAND#8209; y alquil(C1 AND#8209;C4 )AND#8209;SO2 AND#8209;, y estando opcionalmente sustituido dicho arilo o radical heterocíclico aromático o no aromático de dichos grupos, con hasta tres sustituyentes seleccionados independientemente entre el grupo compuesto por halo, hidroxi, alquilo (C1 AND#8209;C4 ), haloAND#8209;alquilo (C1 AND#8209;C4 ), hidroxi (C1 AND#8209;C4 ), haloAND#8209;alcoxi (C1 AND#8209;C4 ), alquil (C1 AND#8209;C4 )AND#8209;COAND#8209;, fenilo, bencilo, AND#8209;CHO, ciano, alquil (C1 AND#8209;C4 )AND#8209;COAND#8209;, NH2 AND#8209;COAND#8209;, AND#8209;NH2 AND#8209;NH2 AND#8209;, amino, alquil(C1 AND#8209;C4 )AND#8209;NHAND#8209;, diAND#8209;(alquil C1 AND#8209;C4 )AND#8209;NAND#8209;, alquil (C1 AND#8209;C4 )AND#8209;COAND#8209;NHAND#8209;, alquil(C1 AND#8209;C4 )AND#8209;NHAND#8209;COAND#8209;, hidrazino, azido, ureido, amidino, guanidino, oxo y =NAND#8209;OH; yZ1 , Z2 , Z3 y Z4 se seleccionan, independientemente, entre el grupo compuesto por hidrógeno, halo, alquilo (C1 AND#8209;C4 ), haloAND#8209;alquilo (C1 AND#8209;C4 ), alcoxi (C1 AND#8209;C4 ), alquilsulfonilo (C1 AND#8209;C4 ), alquil(C1 AND#8209;C4 )AND#8209;COAND#8209;, carboxi, alquil(C1 AND#8209;C4 )AND#8209;COOAND#8209;, amino, NH2 COAND#8209;, alquil (C1 AND#8209;C4 ) AND#8209;COAND#8209;NHAND#8209;, alquil (C1 AND#8209;C4 )AND#8209;SO2 AND#8209; NHAND#8209;, fenilo y naftilo.A compound of the formula: or a pharmaceutically acceptable salt thereof, wherein R is selected from the group consisting of cycloalkyl (C3-C11) or bicycloalkyl (C6-C16); tricycloalkyl (C6-C16) and tetracycloalkyl (C8-C16), wherein said groups are partially saturated, fully saturated or fully unsaturated and are optionally substituted with up to three substituents independently selected from the group consisting of halo, hydroxy, (C1-C5) alkyl ) and cycloalkyl (C3-C7); A is attached to the carbon atom with R with which R is attached to the nitrogen atom of the piperidine ring, and is selected from the group consisting of (C1-C7) alkyl, mono-, di- or tri-halo-alkyl (C1-C7), (C2-C5) alkenyl, (C2-C5) alkynyl, phenyl (C1-C5) alkyl, aryl and aromatic or non-aromatic heterocyclic groups comprising from four to ten ring atoms, where from one at four ring atoms they are independently selected from heteroatoms, and said phenyl radical being optionally substituted in the phenyl (C1-C5) alkyl, the aryl or the aromatic or non-aromatic heterocycle, with up to three substituents independently selected from the group consisting of halo, hydroxy, (C1-C4) alkyl, halo (C1-C4) alkyl, (C1-C4) alkoxy, halo (C1-C4) alkoxy, (C1-C4) alkyl -CO-, phenyl, benzyl, -CHO, cyano, (C1-C4) alkyl -CO-, NH2 -CO-, NH2 -CH2 -, amino, (C1-C4) alkyl -NH-, di (alkyl- (C1-C4)) - N- , (C1-C4) alkyl -CO-NH-, alq (C1-C4) -NH-CO-, hydrazino, azido, ureido, amidino, guanidino, oxo y = N-OH; Y is selected from the group consisting of hydrogen, halo, amino, mercapto, (C1-C12) alkyl-M-, cycloalkyl (C3-C7) -M-, alkenyl (C2-C6) -M-, aryl-M- , - 2-heterocycleAND # 8209; MAND # 8209; aromatic or non-aromatic, arilAND # 8209; alkyl (C1 AND # 8209; C5) AND # 8209; MAND # 8209 ;, heterocycleAND # 8209; alkyl (C1 AND # 8209; C5) AND # 8209; MAND # 8209; aromatic or non-aromatic, said aromatic or non-aromatic heterocyclic radical comprising said groups of four to ten ring atoms, wherein from one to four ring atoms are independently selected from heteroatoms, and M is selected from the group consisting of a covalent bond , O, S, SO, SO2, CO, NQ, NQCO and CONQ, where Q is selected from the group consisting of hydrogen and alkyl (C1 AND # 8209; C6), said alkyl radical being optionally substituted (C1 AND # 8209; C12), cycloalkyl (C3 AND # 8209; C7) or alkenyl (C2 AND # 8209; C6) in said groups, with up to three substituents independently selected from the group consisting of halo, hydroxy, amino, alkyl (C1 AND # 8209; C4) AND # 8209; NHAND # 8209 ;, diAND # 8209; alkyl (C1 AND # 8209; C4) AND # 8209; NAND # 8209 ;, hydrazino, azido, ureido, amidino, guanidino, alkoxy (C1 AND # 8209; C4), alkyl (C1 AND # 8209; C4) AND # 8209; SAND # 8209 ;, alkyl (C1 AND # 8209; C4) AND # 8209; SOAND # 8209; and alkyl (C1 AND # 8209; C4) AND # 8209; SO2 AND # 8209 ;, and said aryl or aromatic or non-aromatic heterocyclic radical of said groups being optionally substituted, with up to three substituents independently selected from the group consisting of halo, hydroxy, alkyl (C1 AND # 8209; C4), haloAND # 8209; alkyl (C1 AND # 8209; C4), hydroxy (C1 AND # 8209; C4), haloAND # 8209; alkoxy (C1 AND # 8209; C4), alkyl (C1 AND # 8209; C4) AND # 8209; COAND # 8209 ;, phenyl, benzyl, AND # 8209; CHO, cyano, alkyl (C1 AND # 8209; C4) AND # 8209; COAND # 8209 ;, NH2 AND # 8209; COAND # 8209 ;, AND # 8209; NH2 AND # 8209; NH2 AND # 8209 ;, amino, alkyl (C1 AND # 8209; C4) AND # 8209; NHAND # 8209 ;, diAND # 8209; (C1 alkyl AND # 8209; C4) AND # 8209; NAND # 8209 ;, alkyl (C1 AND # 8209; C4) AND # 8209; COAND # 8209; NHAND # 8209 ;, alkyl (C1 AND # 8209; C4) AND # 8209; NHAND # 8209; COAND # 8209 ;, hydrazino, azido, ureido, amidino, guanidino, oxo y = NAND # 8209; OH; and Z1, Z2, Z3 and Z4 are independently selected from the group consisting of hydrogen, halo, alkyl (C1 AND # 8209; C4), haloAND # 8209; alkyl (C1 AND # 8209; C4), alkoxy (C1 AND # 8209; C4), alkylsulfonyl (C1 AND # 8209; C4), alkyl (C1 AND # 8209; C4) AND # 8209; COAND # 8209 ;, carboxy, alkyl (C1 AND # 8209; C4) AND # 8209; COOAND # 8209 ;, amino, NH2 COAND # 8209 ;, alkyl (C1 AND # 8209; C4) AND # 8209; COAND # 8209; NHAND # 8209 ;, alkyl (C1 AND # 8209; C4) AND # 8209; SO2 AND # 8209 ; NHAND # 8209 ;, phenyl and naphthyl.