Abstract: Nitroxyalkylamide compounds having the formula: R.sup.1 --(A).sub.n --CONH--B'--ONO.sub.2 wherein R.sup.1 is an optionally substituted furyl, furyloxy, thienyl, thienyloxy, isoxazolyl, phenoxy, phenylthio or 1,4-dibenzodioxanyl, A is a C.sub.1 -C.sub.4 alkylene group; B' is a C.sub.1 -C.sub.4 alkylene group; and n is 0 or 1. The compounds of the present invention have a desirable vasodilator action for collateral vessels and an anti-anginal action, and are useful as therapeutic agents for treating angina pectoris.

Abstract: A method of inhibiting the physiological disorder anxiety associated with an excess of neuropeptide Y or its symptoms comprising administering to a human in need thereof an effective amount of a compound having the formula ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamethyleneamino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: A method of inhibiting obesity, a physiological disorder associated with an excess of neuropeptide Y, or its symptoms comprising administering to a human in need thereof an effective amount of a compound having the formula ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, --CH.sub.3, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamethyleneamino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: A method of inhibiting a physiological disorder associated with an excess of neuropeptide Y or its symptoms comprising administering to a human in need thereof an effective amount of a compound having the formula ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, --CH.sub.3, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamethyleneamino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: The current invention provides methods and pharmaceutical formulations that are useful for inhibiting the loss of bone. These methods and formulations can be used without the associated adverse effects of estrogen therapy, and thus serve as an effective and acceptable treatment for osteoporosis.

Abstract: Halogen thiophene carboxylic acid derivatives of the General Formula ##STR1## in which Hal signifies chlorine or bromine, n the number 2 or 3, * signifies either an enantiomer or a racemate in the case of different R.sup.2 and R.sup.3 groups,R.sup.1 stands for hydrogen or an alkyl group,R.sup.2 stands for hydrogen, an alkyl group which can optionally be substituted by hydroxy-, carboxy-, alkoxy- or alkoxycarbonyl, mercapto- or alkylmercapto- or benzylmercapto, for an aryl group or aralkyl group, wherein the ring system can optionally be substituted with fluorine, chlorine or bromine atoms, for a cycloalkyl group or a cycloalkyl-methyl group,R.sup.3 stands for hydrogen, an alkyl group, an alkenyl or alkynyl group or, optionally, R.sup.1 and R.sup.3 or R.sup.2 and R.sup.3 together can form an alkylene bridge in which one CH.sup.2 unit can optionally be substituted by NR.sup.1, O or S,Y signifies OH, OR.sup.4 or NR.sup.5 R.sup.6,in whichR.sup.

Abstract: HIV protease inhibitors, obtainable by chemical synthesis, inhibit or block the biological activity of the HIV protease enzyme, causing the replication of the HIV virus to terminate. These compounds, as well as pharmaceutical compositions that contain these compounds and optionally other anti-viral agents as active ingredients, are suitable for treating patients or hosts infected with the HIV virus, which is known to cause AIDS.

Abstract: N-acyl-derivatives of hydroxyamines suitable for the therapeutic treatment of pathologies characterized by degranulation of mast cells caused by a neurogenic and/or immunogenic hyperstimulation.

Abstract: A method of inhibiting a physiological disorder associated with an excess of neuropeptide Y or its symptoms comprising administering to a human in need thereof an effective amount of a compound having the formula ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamethyleneamino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: This invention encompasses methods for the treatment or prevention of a physiological disorder associated with an excess of tachykinins, said disorder being an allergy which method comprises administering to a mammal in need of said treatment an effective amount of a compound of Formula I ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, --CH.sub.3, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamthylenemino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: This invention relates to 4,5-dimethyl-N-2-propenyl-2-(trimethylsilyl)-3-thiophenecarboxamide, a method for the control of Take-All disease (Gaeumannomyces species) in plants by the use of this compound, and to fungicidal compostions for carrying out the method.

Abstract: A method of inhibiting bone loss or resorption, or lowering serum cholesterol, comprising administering to a human in need thereof a compound having the formula ##STR1## or a pharmaceutically acceptable salt or solvate thereof, in a low dosage amount. Also encompased by the invention is a a pharmaceutical formulation in unit dosage form comprising, per unit dosage, a low dosage amount.

Abstract: Amides having formula I: ##STR1## wherein E, X, R.sup.2 and R.sup.3 have the meanings given in the specification, and pharmaceutically acceptable salts and pharmaceutically acceptable in vivo hydrolysable esters thereof, which are useful in the treatment of urinary incontinence. Further provided are processes for preparing the amides and pharmaceutical compositions containing them.

Abstract: Compounds of Formula 1 ##STR1## wherein m is 1-4; R.sub.1 --R.sub.4 independently are hydrogen, lower alkyl of 1 to 6 carbons, Cl, Br, or I; R.sub.5 is hydrogen, lower alkyl of 1 to 6 carbons, Cl, Br, I, lower alkoxy or lower thioalkoxy of 1-6 carbons; R.sub.6 is hydrogen, lower alkyl, Cl, Br, I, OR.sub.11, SR.sub.11, OCOR.sub.11, SCOR.sub.11, NH2, NHR.sub.11, N(R.sub.11).sub.2, NHCOR.sub.11 OR NR.sub.11 --COR.sub.11 ; R.sub.20 is independently hydrogen or lower alkyl; Y is an aromatic group such as phenyl or naphthyl, or a heteroaryl group selected from a group consisting of pyridyl, thienyl, furyl, pyridazinyl, pyrimidinyl, pyrazinyl, thiazolyl and oxazolyl; A is (CH.sub.2).sub.n where n is 0-5, lower branched chain alkyl having 3-6 carbons, cycloalkyl having 3-6 carbons, alkenyl having 2-6 carbons and 1 or 2 double bonds, alkynyl having 2-6 carbons and 1 or 2 triple bonds; B is hydrogen, COOH or a pharmaceutically acceptable salt thereof, COOR.sub.8, CONR.sub.9 R.sub.10, --CH.sub.2 OH, CH.sub.2 OR.sub.

Abstract: Retinoid-like activity is exhibited by compounds of the formula ##STR1## where R is hydrogen or lower alkyl; A is pyridyl, thienyl, furyl, pyridazinyl, pyrimidinyl or pyrazinyl; n is 0-5; and B is H, --COOH or an ester or amide thereof, --CH.sub.2 OH or an ether or ester derivative thereof, or --CHO or an acetal derivative thereof, or --COR.sub.1 or a ketal derivative thereof where R.sub.1 is --(CH.sub.2).sub.m CH.sub.3 where m is 0-4; or a pharmaceutically acceptable salt thereof.

Abstract: A pharmaceutical aqueous solution for ophthalmic use comprising a nonsteroidal anti-inflammatory drug, having a carboxylic group, a decongestant drug and a mixture of a polysorbate and a poloxamer.

Abstract: Certain dihydroxyindanone compounds, and their pharmaceutically-acceptable salts, are inhibitors of tyrosine kinase enzymes, and so are useful for the control of tyrosine kinase dependent diseases (e.g., cancer, atherosclerosis).

Abstract: Process of treatment of mammals, including humans to treat diseases or conditions of the type which are normally treated with retinoid-like compounds is disclosed, with pharmaceutical compositions containing an active compound which is a selective agonist of the RXR retinoid receptor sites in preference to the RAR retinoid receptor sites. A compound is defined to be a selective agonist of the RXR receptor site if the compound is at least approximately ten times more effective as an agonist in the RXR receptor sites than in the RAR receptor sites.

Abstract: The invention relates to N,N-disubstituted arylcycloalkylamines of general formula ##STR1## wherein n, m, A, X and R.sup.1 to R.sup.7 are defined as in claim 1, the isomers, isomer mixtures and salts thereof, which have valuable properties, particularly an inhibitory effect on cholesterol biosynthesis.

Abstract: A method of inhibiting pulmonary hypertensive disease comprising administering to a human in need thereof an effective amount of a compound having the formula ##STR1## wherein R.sup.1 and R.sup.3 are independently hydrogen, --CH.sub.3, ##STR2## wherein Ar is optionally substituted phenyl; R.sup.2 is selected from the group consisting of pyrrolidine, hexamethyleneamino, and piperidino; or a pharmaceutically acceptable salt of solvate thereof.

Abstract: Oxime ethers of the formula ##STR1## wherein m, G, R, R.sup.1, X, Y, and Z are as defined herein and fungicides containing these compounds.

Abstract: The present invention discloses compounds which substantially inhibit HIV or the activation of HIV in HIV-infected individuals. The compounds, their derivatives, and pharmacologic salts may be formulated into a pharmacologic agent to treat HIV infections. These pharmacologic agents may be used to treat immunosuppression, and other diseases of the immune system. The present invention also provides methods for preparing the compounds and formulating the compounds into pharmacologic agents.

Abstract: Di(aromatic) compounds corresponding to the following formula: ##STR1## in which: Ar represents either ##STR2## n=1 or 2 or: ##STR3## X represents a divalent radical, Z represents O, S or a divalent radical, and R.sub.1, R.sub.2, R.sub.3, R.sub.4 and R.sub.5 represent a hydrogen atom or various organic radicals, and the salts of the compounds of formula (I) when R.sub.1 is a carboxylic acid function. Use is in human and veterinary medicine and in cosmetics.

Abstract: The present invention relates to new polycyclic aromatic derivatives, to processes for their preparation and to their use in therapeutic and cosmetic formulations.

Abstract: 2,5-Diaryl tetrahydrofurans, 2,5-diaryl tetrahydrothiophenes, 2,4-diaryl tetrahydrofurans, 2,4-diaryl tetrahydrothiophenes, 1,3-diaryl cyclopentanes, 2,4-diaryl pyrrolidines, and 2,5-diaryl pyrrolidines are disclosed that reduce the chemotaxis and respiratory burst leading to the formation of damaging oxygen radicals of polymorphonuclear leukocytes during an inflammatory or immune response. The compounds exhibit this biological activity by acting as PAF receptor antagonists, by inhibiting the enzyme 5-lipoxygenase, or by exhibiting dual activity, i.e., by acting as both a PAF receptor antagonist and inhibitor of 5-lipoxygenase.A method to treat disorders mediated by PAF or leukotrienes is also disclosed, that includes administering an effective amount of one or more of the above-identified compounds or a pharmaceutically acceptable salt thereof, optionally in a pharmaceutically acceptable carrier.

Abstract: A biocidal, aqueous composition for killing bacteria, spores, fungi, and viruses on nonabsorbent surfaces comprises at least one quaternary ammonium compound, at least one aliphatic dialdehyde having from two to six carbon atoms, and at least one aliphatic hydroxyl compound having form one to eight carbon atoms.This sterilant is stable for weeks, is especially useful between pH 4 to 9, and may additionally comprise a chelating agent.

Abstract: A triphenylmethane derivative represented by the following general formula: ##STR1## exhibits bone absorption inhibiting effects and is useful as a medicament for treating osteoporosis.

Abstract: Methods for preventing and treating corneal haze resulting from exposure of the eye to laser irradiation are disclosed. The methods include administration of compositions of wound healing modulators to the eye. Compositions for use in preventing and treating the corneal haze are also disclosed.

Abstract: Retinoid-like compounds which act as agonists of the RXR retinoid receptor sites induce apoptosis of tumor cells in cell cultures, and are used as drugs to treat tumors in mammals including humans. Compounds which are specific agonists of RXR receptors and also compounds which are agonists of both RAR and RXR agonist (pan-agonists) induce apoptosis, although the RXR agonist compounds are preferred as drugs to avoid undesirable side effects associated with RAR agonist activity. The RXR agonists compounds are administered to mammals afflicted with tumors in pharmaceutical compositions adapted for systemic topical or for intralesional administration. The range of concentration of the active ingredient RXR agonist compound in the pharmaceutical compositions is approximately between 0.001 and 5 percent by weight, and such that the composition delivers approximately 0.1 mg to 100 mg of the active ingredient per kg body weight of the patient, per day of treatment.

Abstract: The current invention provides methods and pharmaceutical formulations that are useful for inhibiting the loss of bone. These methods and formulations can be used without the associated adverse effects of estrogen therapy, and thus serve as an effective and acceptable treatment for osteoporosis.

Abstract: Novel substituted thiophenecarboxamides of the formula (I), ##STR1## in which R represents hydrogen or alkyl,A represents doubly linked alkanediyl,Ar represents optionally substituted aryl andn represents a number 0 or 1,with the exception of the compounds 4,5-dibromo-thiophene-2-carboxylic acid N-(4-bromophenyl)-amide, 4,5-dibromo-thiophene-2-carboxylic acid N-(2,3-dichlorophenyl)-amide and 4,5-dibromo-thiophene-2-carboxylic acid N-[2-(3,4-dimethoxyphenyl)-ethyl]-amide, and their use for combating pests.The novel compounds are described by the formula (I) and they can be prepared by analogous processes, e.g. by reacting suitable thiophenecarbonyl halides with suitable amines.

Abstract: 2-Nitroaryl or 2-cyanoaryl compounds of the formula ##STR1## pharmaceutical compositions thereof, intermediates useful in the preparation of these compounds, and methods for treating disorders of vascular smooth muscles or diseases of the cartilage, macrophages, neurons, platelets, bronchial smooth muscles, optic muscles and gastrointestinal smooth muscles, in addition to sickle cell anemia, diabetes, synovitis, chondroarthritis and osteoarthritis by employing these compounds.

Abstract: Methods for treating the cornea following UV laser irradiation and resulting photoablation of corneal tissue are disclosed. The methods include administration of compositions of a non-steroidal antiinflammatory to the eye. Compositions for use in treating the cornea are also disclosed.

Abstract: 2,5-Diaryl tetrahydrofurans, 2,5-diaryl terahydrothiophenes, 2,4-diaryl tetrahydrofurans, 2,4-diaryl tetrahydrothiphenes, 1,3-diaryl cyclopentanes, 2,4-diaryl pyrrolidines, and 2,5-diaryl pyrrolidines are disclosed that reduce the chemotaxis and respiratory burst leading to the formation of damaging oxygen radicals of polymorphonuclear leukocytes during an inflammatory or immune response. The compounds exhibit this biological activity by acting as PAF receptor antagonists, by inhibiting the enzyme 5-lipoxygenase, or by exhibiting dual activity, i.e., by acting as both a PAF receptor antagonist and inhibitor of 5-lipoxygenase.A method to treat disorders mediated by PAF or leukotrienes is also disclosed, that includes administering an effective amount of one or more of the above-identified compounds or a pharmaceutically acceptable salt thereof, optionally in a pharmaceutically acceptable carrier.

Abstract: A biocidal, aqueous composition for killing bacteria, spores, fungi, and viruses on nonabsorbent surfaces comprises at least one quaternary ammonium compound, at least one aliphatic dialdehyde having from two to six carbon atoms, and at least one aliphatic hydroxyl compound having form one to eight carbon atoms.This sterilant is stable for weeks, is especially useful between pH 4 to 9, and may additionally comprise a chelating agent.

Abstract: New aryloxy-alkylamine derivatives of the general formula I ##STR1## in which A signifies a benzene or thiophene ring, R and R.sub.1, independently of one another, each hydrogen, alkyl, halogen, CF.sub.3 or alkoxy, R.sub.2 alkyl, cycloalkyl, alkenyl, alkynyl, alkaryl or saturated or unsaturated aliphatic or aromatic acyl, R.sub.3 and R.sub.4 in each case hydrogen, alkyl, alkenyl, alkynyl or cycloalkyl with, in each case, up to 8 C-atoms, whereby R.sub.3 and R.sub.4 can be the same or different but are not simultaneously hydrogen or R.sub.3 and R.sub.4, together with the nitrogen atom connecting them, form a 5- to 7-membered saturated ring or a saturated heterocyclic ring which can possibly contain an oxygen or nitrogen atom as a further heteroatom in the ring, whereby an additional nitrogen atom can be substituted by an alkyl radical with up to 3 C-atoms, and their acid-addition salts possess interesting pharmaceutical properties and are especially suitable as anti-arrhythmics.

Abstract: This application describes 3-arylalkyl esters of 4,5-dihydro-9,10-dioxo-2-anthracenecarboxylic acid and a process for making them. Also described is a method of using the compounds in the treatment of arthritis.

Abstract: Disclosed is an N-benzyl-N-phenoxyethylamine selected from the group consisting of the N-benzyl-N-phenoxyethylamine represented by the following formula (I): ##STR1## and an agriculturally acceptable acid addition salt represented by the following formula (II): ##STR2## wherein m represents a number of 1 or 2 with a proviso that when m is 1 and a chlorine atom in the ring A is present at para(4)-position of the ring A, two chlorine atoms in the ring B are present at 2,3-, 2,5-, 2,6-, 3,4- or 3,5-positions of the ring B, and HX represents an acid.

Abstract: A compound of the formula [I] and pharmaceutically acceptable salts thereof; and a synthetic intermediate represented by the formula [II] and pharmaceutically acceptable salts thereof, ##STR1## wherein R 1 is hydrogen or lower alkyl;R 2 is hydrogen or a protective group of thiol;R 3 is hydroxy, a remainder of ester group or a remainder of amido group;A is straight or branched lower alkylene, andthe sulfur atom in the side chain may be directly join with --CO-- to conform a thiolactone ring.The compounds of this invention have excellent thymulin-like activities and are expected to be useful for treatment of various immune disorders such as immunodeficiency and autoimmune diseases.

Abstract: Unsaturated phenylacetic acid derivatives of the general formula ##STR1## where U is .dbd.O, .dbd.CH--OCH.sub.3, .dbd.N--OCH.sub.3, .dbd.N--NH--CH.sub.3, .dbd.CH.sub.2, .dbd.CH--CH.sub.3, .dbd.CH--CH.sub.2 --CH.sub.3 or .dbd.CH--S--CH.sub.3 andZ.sup.1 and Z.sup.2 are hydrogen, halogen, trifluoromethyl, cyanide, NO.sub.2 or unsubstituted or substituted alkyl, alkenyl, aryl, alkynyl, alkoxy, aryloxy, arylalkoxy, acyloxy, hetaryl, --CO.sub.2 R.sup.1, --CONR.sup.2 R.sup.3, COR.sup.4 or NR.sup.5 R.sup.6, and Z.sup.1 and Z.sup.2 may also form a ring,A is meta or para and is (CH.sub.2).sub.n, CH.dbd.CH, O--(CH.sub.2).sub.n, O--(CH.sub.2).sub.n --CO, CH.sub.2 --O--CO--(CH.sub.2).sub.n, CO--O--(CH.sub.2).sub.n, O--CO--(CH.sub.2).sub.n, O--(CH.sub.2).sub.n --CO--O, O--(CH.sub.2).sub.n+2 --O, CH.sub.2 O--(CH.sub.2).sub.n, CH.sub.2 --S--(CH.sub.2).sub.n CH.sub.2 --NR.sup.7 --(CH.sub.2).sub.n, CH(CN)--O--CO--(CH.sub.2).sub.n, CH.dbd.N--(CH.sub.2).sub.n or CH.dbd.N--O--(CH.sub.2).sub.n.

Abstract: Methods for preventing and treating corneal haze resulting from exposure of the eye to laser irradiation are disclosed. The methods include administration of compositions of wound healing modulators to the eye. Compositions for use in preventing and treating the corneal haze are also disclosed.

Abstract: The present invention relates to certain fluoro-amide derivatives, as described herein, which are human leukocyte elastase (HLE) inhibitors making them useful whenever such inhibition is desired, such as for research tools in pharmacological, diagnostic and related studies and in the treatment of diseases in mammals in which HLE is implicated, including treatment of tissue degenerative diseases such as pulmonary emphysema. The invention also includes intermediates useful in the synthesis of these fluoro-amide derivatives, processes for preparing them, pharmaceutical compositions containing such peptide derivatives and methods for their use.

Abstract: Retinoid-like activity is exhibited by compounds of the formula ##STR1## where R is hydrogen or lower alkyl; A is pyridyl, thienyl, furyl, pyridazinyl, pyrimidinyl or pyrazinyl; n is 0-5; and B is H, --COOH or an ester or amide thereof, --CH.sub.2 OH or an ether or ester derivative thereof, or --CHO or an acetal derivative thereof, or --COR.sub.1 or a ketal derivative thereof where R.sub.1 is --(CH.sub.2).sub.m CH.sub.3 where m is 0-4; or a pharmaceutically acceptable salt thereof.

Abstract: This invention pertains to the novel use of anti-rheumatoid arthritic drugs in the treatment of dementia. A method of treating dementia in human beings which comprises administering to the human being a therapeutic amount of a non-steroidal anti-inflammatory drug (NSAID) which has the ability to inhibit prostaglandin synthesis in the human being.

Abstract: The present invention provides compounds having the structureY-Het-[Q.sub.1 ]-X-[Q.sub.2 ]-Zwhich inhibit the catalytic action of lipoxygenase enzymes, particularly 5-lipoxygenase, and thereby reduce the biosynthesis of leukotrienes B.sub.4, C.sub.4, D.sub.4, and E.sub.4.In the generic formula given above, X is oxygen or sulfur and Het is a heteroaryl group selected from the group consisting of furyl, thienyl, 2-, 3-, and 4-pyridyl, 2- and 3-benzo[b]furyl, 2- and 3-benzo[b]thienyl and thienothienyl.Y is one or two substituents independently selected from hydrogen, hydroxy, halogen, cyano, alkyl, haloalkyl, alkoxy, alkylthio, alkoxyaryl), alkylthioaryl, arylalkoxy, arylalkylthio, aryloxy, arylthio, alkylamido, cycloalkyl, alkanoyl, alkoxycarbonyl, amino, alkylamino, dialkylamino, and the following groups wherein R, at each occurrence, is independently selected from hydrogen and alkyl of from one to six carbon atoms: --CRROR, --NRC(O)R, --NRC(O)OR, and --C(O)NRR.The group Q.sub.

Abstract: Certain N-aryl, N-heteroaryl-, N-arylalkyl-, N-heteroarylalkyl-, N-arylcyclopropyl- and N-heteroaryl-cyclopropyl-N'-hydroxyurea compounds are inhibitors of lipoxygenase enzyme activity and are thus useful agents in treating disease states such as asthma, arthritis, allergy, psoriasis, inflammatory bowel disease, gout, adult respiratory distress syndrome, endotoxin shock, and other inflammatory conditions in which the products of the arachidonic acid cascade are implicated.

Abstract: Retinoid like activity is exhibited by compounds of the formula ##STR1## R.sub.1 -R.sub.3 independently are hydrogen, lower alkyl, cycloalkyl or lower alkenyl, A and A.sub.1 independently are hydrogen, lower alkyl, cycloalkyl, lower alkenyl, SR.sub.4 or OR.sub.4 where R.sub.4 is lower alkyl, cycloalkyl or lower alkenyl; Y is selected from a group consisting of thienyl, furyl, pyridazinyl, pyrimidinyl, pyrazinyl, thiazolyl or oxazolyl; E is lower alkenyl, lower alkynyl, lower cycloalkyl, lower branched chain alkyl, or is characterized by the formula (CH.sub.2).sub.n where n is 0-5, and Z is H, OH, OR.sub.5, OCOR.sub.5, --COOH or a pharmaceutically acceptable salt, ester or amide thereof, --CH.sub.2 OH, CH.sub.2 OR.sub.6, CH.sub.2 OCOR.sub.6, or --CHO, CH(OR.sub.7).sub.2, CHOR.sub.8 O, or COR.sub.9, CR.sub.9 (OR.sub.7).sub.2, CR.sub.9 OR.sub.8 O where R.sub.5 is lower alkyl, phenyl or lower alkylphenyl, R.sub.6 is lower alkyl, phenyl or lower alkylphenyl, R.sub.7 is lower alkyl, R.sub.

Abstract: Retinoid-like activity is exhibited by compounds of the formula ##STR1## where R is hydrogen or lower alkyl; A is pyridyl, thienyl, furyl, pyridazinyl, pyrimidinyl or pyrazinyl; n is 0-5; and B is H, --COOH or an ester or amide thereof, --CH.sub.2 OH or an ether or ester derivative thereof, or --CHO or an acetal derivative thereof, or --COR.sub.1 or a ketal derivative thereof where R.sub.1 is --(CH.sub.2).sub.m CH.sub.3 where m is 0-4; or a pharmaceutically acceptable salt thereof.

Abstract: The dermal use of non-irritating retinoids such as the esters and amides of 13-cis and 13-trans-retinoic acid for effecting the reduction and reversal of photoaging and skin cancer is disclosed.

Abstract: The dermal use of non-irritating retinoids such as the esters and amides of 13-cis and 13-trans-retinoic acid for effecting the reduction and reversal of photoaging and skin cancer is disclosed.