Azepino[4,5-b]indoles and methods of use

A method of modulating a histamine receptor in an individual comprising administering to an individual in need thereof a compound of Formula I:

• where:
• R1 is H, hydroxyl, nitro, cyano, halo, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, perhaloalkyl, acyl, acyloxy, carbonylalkoxy, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, C1-C8 perhaloalkoxy, alkoxy, aryloxy, carboxyl, thiol, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, alkylsulfonylamino, or carbonylalkylenealkoxy;
• each R2a, R2b, R3a and R3b is independently H, hydroxyl, nitro, cyano, halo, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, perhaloalkyl, acyl, acyloxy, carbonylalkoxy, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, C1-C8 perhaloalkoxy, alkoxy, aryloxy, carboxyl, thiol, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, alkylsulfonylamino, or carbonylalkylenealkoxy, or is taken together with the carbon to which it is attached and a geminal R2 or R3 to form a cycloalkyl moiety or a carbonyl moiety;
• each R10a, R10b, R11a and R11b is independently H, hydroxyl, nitro, cyano, halo, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, perhaloalkyl, acyl, acyloxy, carbonylalkoxy, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted aralkyl, C1-C8 perhaloalkoxy, alkoxy, aryloxy, carboxyl, thiol, thioalkyl, substituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, alkylsulfonylamino, or carbonylalkylenealkoxy, or is taken together with the carbon to which it is attached and a geminal R10 or R11 to form a cycloalkyl moiety or a carbonyl moiety;
• each X7, X8, X9 and X10 is independently N or CR4;
• each R4 is independently H, hydroxyl, nitro, cyano, halo, C1-C8 perhaloalkyl, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C2-C8 alkenyl, substituted or unsubstituted C2-C8 alkynyl, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, C1-C8 perhaloalkoxy, C1-C8 alkoxy, aryloxy, carboxyl, carbonylalkoxy, thiol, substituted or unsubstituted heterocyclyl, substituted or unsubstituted aralkyl, thioalkyl, substituted or unsubstituted amino, acylamino, aminoacyl, aminocarbonylamino, aminocarbonyloxy, aminosulfonyl, sulfonylamino, sulfonyl, carbonylalkylenealkoxy, alkylsulfonylamino or acyl;
• each m and q is independently 0 or 1;
• each R8a, R8b, R8c, R8d, R8e and R8f is independently H, hydroxyl, alkoxy, halo, C1-C8 perhaloalkyl, carboxy, carbonylalkoxy, substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted C1-C8 alkyl, substituted or unsubstituted C3-C6 cycloalkyl, substituted or unsubstituted C2-C8 alkenyl, or is taken together with a geminal R8 to form a moiety of the formula —OCH2CH2O—, is taken together with the carbon to which it is attached and a geminal R8 to form a cycloalkyl moiety or a carbonyl moiety, is taken together with a geminal R8 to form a methylene or a substituted methylene, is taken together with a vicinal R8 and the carbon atoms to which they are attached to form a substituted or unsubstituted C3-C8 cycloalkyl, substituted or unsubstituted C3-C8 cycloalkenyl or substituted or unsubstituted heterocyclyl moiety or is taken together with a vicinal R8 to form a bond, provided when an R8 is taken together with a vicinal R8 to form a bond, the geminal R8 is other than hydroxyl;
• Q is a substituted or unsubstituted aryl, substituted or unsubstituted heteroaryl, substituted or unsubstituted cycloalkyl, substituted or unsubstituted cycloalkenyl, substituted or unsubstituted heterocyclyl, substituted or unsubstituted amino, alkoxy, aminoacyl, acyloxy, carbonylalkoxy, aminocarbonylalkoxy, acylamino, carboxy, cyano or alkynyl;
• or a salt or solvate thereof.