Steroids as neurochemical stimulators of the VNO to alleviate pain
First Claim
Patent Images
1. A method of treating pain in an individual, said method comprising:
- providing a steroid which binds to receptors on the surface of nasal neuroepithelial cells of said individual wherein said cells are part of tissue other than olfactory epithelia; and
, administering said effective amount of said steroid within a nasal passage of said individual such that said steroid binds specifically to said receptors and results in alleviation of symptoms of said disorder in said individual.
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Abstract
The invention relates to a method of alleviating pain. The method comprises nasally administering a steroid which is a human vomeropherin, such that the vomeropherin binds to a specific neuroepithelial receptor. The steroid or steroids is/are preferably administered in the form of a pharmaceutical composition containing one or more pharmaceutically acceptable carriers.
-
Citations
68 Claims
-
1. A method of treating pain in an individual, said method comprising:
-
providing a steroid which binds to receptors on the surface of nasal neuroepithelial cells of said individual wherein said cells are part of tissue other than olfactory epithelia; and
,administering said effective amount of said steroid within a nasal passage of said individual such that said steroid binds specifically to said receptors and results in alleviation of symptoms of said disorder in said individual. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68)
wherein P1 is selected from the group consisting of oxo, α
-(β
-) hydroxy, α
-(β
-) acetoxy, α
-(β
-) propionoxy, α
-(β
-) methoxy, α
-(β
-) lower acyloxy, α
-(β
-) lower alkyloxy, and α
-(β
-) benzoyloxy;
P2 is selected from the group consisting of methyl, hydroxymethyl, acyloxymethyl, alkoxymethyl, lower alkyl, hydroxyalkyl, acyloxyalkyl, and alkoxylalkyl;
P3 is selected from the group consisting of hydrogen, oxo, halo, hydroxy, alkoxy, and acyloxy;
P4 through P12 may each be, independently, hydrogen, halo, methyl, or halo-, dihalo- or perhalomethyl;
P13 is hydrogen, methyl, methylene, halo-substituted methyl or halo-substituted methylene, ethyl, ethylenyl, acetylenyl, methyl-methylenyl or methyl-methinyl; and
“
a”
, “
b”
, “
c”
, “
d”
, “
e”
, “
h”
, “
i”
, “
j” and
“
k”
are alternative sites for optional double bonds and “
j”
or “
k”
may also be triple bonds; and
when P2 is methyl and P3 is β
-hydroxy, P2 and P3 may be joined to form a cyclic ether.
-
-
4. A method according to claim 3 wherein “
- b”
is a double bond.
- b”
-
5. A method according to claim 4 wherein “
- e”
or “
d”
is a double bond.
- e”
-
6. A method according to claims 3 wherein “
- a” and
“
c”
are double bonds.
- a” and
-
7. A method according to claim 3 wherein “
- h”
is an optional double bond, and “
i” and
“
j”
are absent.
- h”
-
8. A method according to claim 3 wherein is a double “
- j”
is a double bond.
- j”
-
9. A method according to claim 3 wherein “
- j”
is a triple bond.
- j”
-
10. The method of claim 2 wherein said steroid comprises a 19-nor-pregnane of the formula:
-
wherein P1 is oxo, α
- or β
-hydroxy, a- or β
-acetoxy, α
- or β
-propionoxy, α
- or β
-lower alkoxy, α
- or β
-lower acyloxy or α
- or β
-benzyloxy;
“
a”
, “
b”
, “
c”
, “
d”
, “
e”
, “
f”
, “
g”
, “
h”
, “
i”
, “
j”
, “
m”
, and “
n”
are alternative sites for optional double bonds, and “
k”
may be absent or present with “
j”
to form a triple bond;
P2 is a hydroxy, hydrogen, lower alkoxy of 1 to 6 carbon atoms, or P2 is absent;
P3 is oxo, hydrogen, hydroxy, lower alkoxy of 1-6 carbon atoms or halo;
P4 is methyl or ethyl;
P5 is hydrogen, methyl or halo;
P6 is hydrogen or methyl;
R′ and
R″
are independently, hydrogen or halo, or are absent.
-
-
11. A method according to claim 10 wherein “
- a”
, “
e” and
“
d”
are double bonds.
- a”
-
12. A method according to claim 11 wherein “
- h”
is a double bond.
- h”
-
13. A method according to claim 11 wherein “
- g”
is a double bond.
- g”
-
14. A method according to claim 13 wherein “
- n”
is a double bond.
- n”
-
15. A method according to claim 10 wherein “
- d”
is a double bond.
- d”
-
16. A method according to claim 15 wherein “
- b”
is a 15 double bond.
- b”
-
17. A method according to claim 15 wherein “
- c”
is a double bond.
- c”
-
18. A method according to claim 17 wherein “
- f”
is a double bond.
- f”
-
19. The method of claim 2 wherein said steroid is an estrene which has the formula:
-
wherein R1 is selected from the group consisting essentially of one or two hydrogen atoms, methyl, methylene, and one or two halo atoms;
R2 is absent or is selected from the group consisting essentially of hydrogen and methyl;
R3 is selected from the group consisting essentially of oxo, hydroxy, lower alkoxy, lower acyloxy, benzoyl, cypionyl, glucuronide and sulfonyl;
R4 is selected from the group consisting essentially of hydrogen, hydroxy, lower alkoxy, lower acyloxy and halo;
R5 is absent or is selected from the group consisting essentially of hydrogen, hydroxy, lower alkoxy and lower acyloxy;
R6 is a hydrogen or a halo; and
“
a”
represents optional aromatic unsaturation of ring A of said steroid, or “
b”
, “
c”
, and “
d”
are each optional double bonds;
“
e”
, “
f”
, “
g”
, “
h”
, “
i” and
“
j”
are each optional double bonds; and
“
e”
may also form an epoxy ring with C16 and C17.
-
-
20. A method according to claim 19 wherein “
- a”
is present and “
g”
, “
h”
or “
i”
are optional double bonds.
- a”
-
21. A method according to claim 20 wherein “
- h” and
“
i”
are both double bonds.
- h” and
-
22. A method according to claim 19 wherein “
- b”
is a double bond.
- b”
-
23. A method according to claim 19 wherein “
- j”
is a double bond.
- j”
-
24. A method according to claim 19 wherein “
- c”
is a double bond.
- c”
-
25. A method according to claim 19 wherein “
- c” and
“
d”
are double bonds.
- c” and
-
26. A method according to claim 19 wherein R2 is methyl and “
- e”
is a double bond.
- e”
-
27. A method according to claim 19 wherein R1 is methylene.
-
28. A method according to claim 27 wherein said estrene is 17-methylene-estra-1,3,5(10),6,8(9)-hexaen-3-ol.
-
29. A method according to claim 19 wherein R1 is methylene or a single hydrogen and R2 is methyl.
-
30. A method of claim 19 wherein the estrene is estra-4,16-dien-10β
- -ol-3-one.
-
31. A method according to claim 19 wherein “
- e”
forms an epoxy ring with C16 and C17.
- e”
-
32. A method according to claim 31 wherein said estrene is 16α
- ,17α
-epoxy-estra-1,3,5(10)-trien-3-ol.
- ,17α
-
33. A method according to claim 31 wherein said estrene is 16α
- ,17α
-epoxyestr-4-en-10β
-ol-3-one.
- ,17α
-
34. A method according to claim 19 wherein said estrene is selected from the group consisting of estra-4,16-dien-3-one;
- estra-1,3,5(10),16-tetraen-3-ol;
estra-1,3,5(10),16-tetraen-3-yl methyl ether;
estra-1,3,5(10),16-tetraen-3-yl acetate;
estra-1,3,5(10),16-tetraen-3-yl propionate;
estra-4,16-dien-3α
-ol;
estra-4,9(10),16-trien-3-one;
estra-1,3,5(10),16-tetraen-3-ol-6-one;
3-methoxyestra-2,5(10),16-triene;
estra-5(10),16-dien-3α
-ol; and
estra-1,3,5(10),16-tetraen-3,6α
-diol.
- estra-1,3,5(10),16-tetraen-3-ol;
-
35. A method according to claim 34 wherein said estrene is estra-1,3,5(10),16-tetraen-3-ol.
-
36. A method according to claim 19 wherein said estrene is selected from the group consisting of estra-1,3,5(10)-trien-3-ol;
- estra-1,3,5(10),6-tetraen-3-ol; and
estra-1,3,5(10),7-tetraen-3-ol.
- estra-1,3,5(10),6-tetraen-3-ol; and
-
37. A method according to claim 19 wherein said estrene is estra-4,16-dien-10β
- -ol-3-one.
-
38. A method of claim 2 wherein said steroid is a 19-nor-cholane of the formula:
-
wherein P1 is oxo, α
- or β
-hydroxy, α
- or β
-acetoxy, α
- or β
-propionoxy, α
- or β
-lower alkoxy, α
- or β
-lower acyloxy or α
- or β
-benzyloxy;“
a”
, “
b”
, “
c”
, “
d”
, “
e”
, “
f”
, “
g”
, “
h”
, “
i”
, “
j”
, “
m”
, “
s” and
“
n”
are alternative sites for optional double bonds, and “
k”
may be absent or present with “
j”
to form a triple bond;
P2 is hydroxy, hydrogen, lower alkoxy of 1 to 6 carbon atoms, or P2 is absent;
P3 is oxo, hydrogen, hydroxy, lower alkoxy of 1-6 carbon atoms or halo;
P4 is methyl or ethyl;
each P5 and P7 is independently is hydrogen, methyl or halo;
P6 is hydrogen or methyl;
R′ and
R″
are independently, hydrogen halo, or are absent, or together form ═
CH2;
and q is an integer from 0 to 2;
on the surface of nasal neuroepithelial cell of said individual wherein said cell is a part of tissue other than olfactory epithelia; and
administering said 19-nor-cholane derivative within a nasal passage of said individual such that said 19-nor-cholane derivative binds specifically to said receptor and results in an alteration of hypothalamic function of said individual.
-
-
39. A method according to claim 38 wherein “
- a”
, “
e” and
“
d”
are double bonds.
- a”
-
40. A method according to claim 39 wherein “
- h”
is a double bond.
- h”
-
41. A method according to claim 39 wherein “
- g”
is a double bond.
- g”
-
42. A method according to claim 41 wherein “
- n”
is a double bond.
- n”
-
43. A method according to claim 38 wherein “
- d”
is a double bond.
- d”
-
44. A method according to claim 43 wherein “
- b”
is a double bond.
- b”
-
45. A method according to claim 38 wherein “
- c”
is a double bond.
- c”
-
46. The method of claim 2 wherein said steroid is an androstane of the formula:
-
wherein P1 is selected from the group consisting of oxo, α
-(β
-) hydroxy, α
-(β
-) acetoxy, α
-(β
-) propionoxy, α
-(β
-) methoxy, α
-(β
-) lower acyloxy, α
-(β
-) lower alkyloxy, and α
-(β
-) benzoyloxy;
P2 is selected from the group consisting of methyl, hydroxymethyl, acyloxymethyl, alkoxymethyl, lower alkyl, hydroxyalkyl, acyloxyalkyl, and alkoxylalkyl;
P3 is absent or is selected from the group consisting of methyl, hydroxymethyl, acyloxymethyl, alkoxymethyl, lower alkyl, hydroxyalkyl, acyloxyalkyl, and alkoxylalkyl;
P4 is selected from the group consisting of hydrogen, oxo, halo, hydroxy, alkoxy, and acyloxy;
P5 represents one or 2 substituents, wherein P5 comprises one or two hydrogen atoms, methyl, methylene, or one or two halo atoms;
P6 is hydrogen or halo; and
“
a”
, “
b”
, “
c”
, “
d”
, “
e”
, “
f”
, and “
h”
are alternative sites for optional double bonds.
-
-
47. A method according to claim 46 wherein “
- b”
is a double bond.
- b”
-
48. A method according to claim 47 wherein “
- c”
or “
d”
is a double bond.
- c”
-
49. A method according to claim 46 wherein “
- a” and
“
c”
are double bonds.
- a” and
-
50. A method according to claim 46 wherein P3 is methyl, “
- h”
is an optional double bond, and P5 is methylene or one or two hydrogen atoms.
- h”
-
51. A method according to claim 46 wherein P3 is methyl and “
- h”
is a double bond.
- h”
-
52. A method according to claim 51 wherein said androstane is selected from the group consisting of androsta-5,16-dien-3α
- -ol; and
rosta-4,6,16-trien-3-one; and
rosta-4,16-dien-3,6-dione;
19-hydroxyandrosta-4,16-dien-3-one;
3-methoxyandrosta-3,5,16-triene; and
6α
-hydroxyandrosta-4,16-dien-3-one.
- -ol; and
-
53. A method according to claim 46 wherein P3 is methyl.
-
54. A method according to claim 53 wherein said androstane is androst-4-en-3-one.
-
55. A method according to claim 46 wherein P5 is methylene.
-
56. A method according to claim 55 wherein said androstane is selected from the group consisting of 20-homoandrosta-4,17-dien-3α
- -ol;
20-homoandrosta-4,17-dien-3β
-ol; and
20-homoandrosta-4,17-dien-3,6-dione.
- -ol;
-
57. A method according to claim 46 wherein P5 is methyl and “
- f”
is a double bond.
- f”
-
58. A method according to claim 57 wherein “
- s”
is a double bond.
- s”
-
59. The method of claim 46 wherein “
- a”
or “
b”
is a double bond.
- a”
-
60. A method according to claim 46 wherein said androstane is selected from the group consisting of androsta-4,16-dien-3-one;
- androsta-4,16-dien-3α
-ol; and
androsta-4,16-dien-3β
-ol.
- androsta-4,16-dien-3α
-
61. A method according to claim 60 wherein said androstane is androsta-4,16-dien-3-one.
-
62. A method according to claim 60 wherein said androstane is androsta-4,16-dien-3β
- -ol.
-
63. The method of any of claims 1 through 58 wherein the amount of said steroid that is administered is at least about 100 picograms, but no more than about 100 micrograms.
-
64. The method of claim 63 wherein the amount of said steroid that is administered is at least about 1 nanogram, but no more than about 10 micrograms.
-
65. The method of claim 64 wherein the amount of said steroid that is administered is at least about 10 nanograms, but no more than about 1 microgram.
-
66. The method of claim 63 wherein said steroid is administered in an ointment.
-
67. The method of claim 63 wherein said steroid is administered in a liquid.
-
68. The method of claim 63 wherein said steroid is administered by aerosol.
Specification
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Current AssigneePherin Pharmaceuticals, Inc.
-
Original AssigneePherin Pharmaceuticals, Inc.
-
InventorsBerliner, David L., Monti-Bloch, Luis
-
Primary Examiner(s)MOEZIE, MINNA FAY
-
Application NumberUS08/919,621Time in Patent Office1,573 DaysField of Search514/177US Class Current514/177CPC Class CodesA61K 31/568 substituted in positions 10...A61K 31/57 substituted in position 17 ...A61K 31/573 substituted in position 21,...C07J 13/002 with double bond in positio...C07J 13/005 with double bond in positio...C07J 13/007 with double bond in positio...C07J 21/00 Normal steroids containing ...C07J 3/00 Normal steroids containing ...C07J 41/0005 the nitrogen atom being dir...C07J 7/0005 not substituted in position 21C07J 7/002 not substituted in position 16C07J 71/0005 Oxygen-containing hetero ringC07J 71/001 OxiranesC07J 9/00 Normal steroids containing ...
