Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 and z are as defined in the specification, compositions and formulations including the peptides of the foregoing formula, and methods of preventing, ameliorating or treating melanocortin receptor-mediated diseases, indications, conditions and syndromes.

Abstract: Use of constructs which bind to one or more natriuretic peptide receptors and include a plurality of amino acid residues and at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and optionally at least one prosthetic group, for the prophylaxis or treatment of airway diseases, including but not limited to inflammation-related airway diseases, acute asthma or chronic obstructive pulmonary disease, methods of prophylaxis and treatment of airway diseases and pharmaceutical compositions and formulations for the prophylaxis or treatment of airway diseases.

Abstract: Methods for use of a melanocortin receptor agonist cyclic peptide of the formula where R, x and y are as defined in the specification, and compositions and formulations including the peptide of the foregoing formula, for preventing, ameliorating or treating female sexual dysfunction.

Abstract: Cyclic constructs which bind to a natriuretic peptide receptor and include a plurality of amino acid residues, at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and a cyclic linkage including one or two amide bonds, pharmaceutical compositions including such cyclic constructs, and methods of treating congestive heart failure or other conditions, syndromes or diseases for which induction of anti-hypertensive, cardiovascular, renal or endocrine effects are desired.

Abstract: Cyclic constructs with an N-terminus and a C-terminus which bind to a natriuretic peptide receptor and include a plurality of amino acid residues, at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and optionally at least one prosthetic group, pharmaceutical compositions including such cyclic constructs, and methods of treating congestive heart failure or other conditions, syndromes or diseases for which induction of anti-hypertensive, cardiovascular, renal or endocrine effects are desired.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined in the specification, compositions and formulations including the peptides of the foregoing formula or salts thereof, and methods of preventing, ameliorating or treating melanocortin-1 receptor-mediated or responsive diseases, indications, conditions and syndromes.

Abstract: Use of constructs which bind to one or more natriuretic peptide receptors and include a plurality of amino acid residues and at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and optionally at least one prosthetic group, for the prophylaxis or treatment of airway diseases, including but not limited to inflammation-related airway diseases, acute asthma or COPD, methods of prophylaxis and treatment of airway diseases and pharmaceutical compositions and formulations for the prophylaxis or treatment of airway diseases.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined in the specification, compositions and formulations including the peptides of the foregoing formula or salts thereof, and methods of preventing, ameliorating or treating melanocortin-1 receptor-mediated or responsive diseases, indications, conditions and syndromes.

Abstract: A melanocortin receptor agonist cyclic peptide of the formula where R, x and y are as defined in the specification, compositions and formulations including the peptide of the foregoing formula, and methods of preventing, ameliorating or treating melanocortin receptor-mediated diseases, indications, conditions and syndromes, including sexual dysfunction such as male erectile dysfunction and female sexual dysfunction.

Abstract: Use of constructs which bind to one or more natriuretic peptide receptors and include a plurality of amino acid residues and at least one amino acid surrogate of formula I: where R, R?, Q, Y, W, Z, J, x and n are as defined in the specification, and optionally at least one prosthetic group, for the prophylaxis or treatment of airway diseases, including but not limited to inflammation-related airway diseases, acute asthma or COPD, methods of prophylaxis and treatment of airway diseases and pharmaceutical compositions and formulations for the prophylaxis or treatment of airway diseases.

Abstract: Melanocortin receptor-specific compounds of formula I below: wherein the variables are as defined in the specification, and enantiomers, diastereomers and pharmaceutically acceptable salts thereof. Compounds disclosed herein bind to one or more melanocortin receptors and may be an agonist, a partial agonist, an antagonist, an inverse agonist or an antagonist of an inverse agonist as to one or more melanocortin receptors, and may be employed for treatment of one or more melanocortin receptor-associated conditions or disorders.

Abstract: Melanocortin receptor-specific linear peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 are as defined in the specification, compositions and formulations including peptides of the foregoing formula or salts thereof, and pharmaceutical compositions for preventing, ameliorating or treating melanocortin-1 receptor-mediated or responsive diseases, indications, conditions and syndromes.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined in the specification, compositions and formulations including the peptides of the foregoing formula or salts thereof, and methods of preventing, ameliorating or treating melanocortin-1 receptor-mediated or responsive diseases, indications, conditions and syndromes.

Abstract: A melanocortin-4 receptor agonist cyclic peptide of the formula where R1, R2, R3, R4a, R4b, R5, R6, R7a, R7b, x, y and z are as defined in the specification, and a method of treating sexual dysfunction, including male erectile dysfunction and female sexual dysfunction, and other melanocortin 4 receptor responsive conditions and disorders.

Abstract: Melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8, R9, R10 and z are as defined in the specification, compositions and formulations including the peptides of the foregoing formula, and methods of preventing, ameliorating or treating melanocortin receptor-mediated diseases, indications, conditions and syndromes.

Abstract: Lactam-bridged melanocortin receptor-specific cyclic peptides of the formula where R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined in the specification, compositions and formulations including the peptides of the foregoing formula, and methods of preventing, ameliorating or treating melanocortin receptor-mediated diseases, indications, conditions and syndromes, including obesity, modulation of feeding behavior, related metabolic syndrome, sexual dysfunction, male erectile dysfunction and female sexual dysfunction.

Abstract: Linear and cyclic peptidomimetics which bind to one or more melanocortin receptors are provided, which peptidomimetics include at least one ring-constrained amino acid surrogate of formula I: where R1, R2, R3, R4, R5, R6, R7, R8, and y are as defined in the specification, together with methods for synthesizing ring-constrained amino acid surrogates of formula I and peptidomimetics incorporating the same, and methods of use of peptidomimetics in the treatment of various diseases, syndromes and conditions.

Abstract: Peptidic constructs including at least one ring-constrained amino acid surrogate of formula I: where R1, R2, R3, R4, R5, R6a, R6b, R7, and y are as defined in the specification, and a plurality of amino acid residues.

Abstract: Melanocortin receptor-specific compounds of formula I below: wherein the variables are as defined in the specification, and enantiomers, diastereomers and pharmaceutically acceptable salts thereof. Compounds disclosed herein bind to one or more melanocortin receptors and may be an agonist, a partial agonist, an antagonist, an inverse agonist or an antagonist of an inverse agonist as to one or more melanocortin receptors, and may be employed for treatment of one or more melanocortin receptor-associated conditions or disorders.

Abstract: Melanocortin receptor-specific compounds with diamine groups of the general formula and pharmaceutically acceptable salts thereof, where W is a diamine heteroatom unit with at least one cationic center, hydrogen bond donor or hydrogen bond acceptor, J, Q, L1, L2, L3, R1a, R1b, R2a, R2b and X are as defined in the specification, and the carbon atom marked with an asterisk can have any stereochemical configuration. Compounds disclosed herein bind to one or more melanocortin receptors and may be an agonist, a partial agonist, an antagonist, an inverse agonist or an antagonist of an inverse agonist as to one or more melanocortin receptors, and may be employed for treatment of one or more melanocortin receptor-associated conditions or disorders, including specifically treatment of obesity and related conditions.