The present invention discloses use of prodrug of 4,9-dihydroxy-naphtho[2,3-b]furan derivative for circumventing cancer multidrug resistance. The present invention also discloses use of prodrug of 4,9-dihydroxy-naphtho[2,3-b]furan derivative for the treatment of various types of cancers exhibiting multidrug resistance phenomenon. The present invention further discloses use of the pharmaceutically acceptable composition comprising prodrug of 4,9- dihydroxy-naphtho[2,3-b]furan derivative and method of using said composition in the treatment of various types of cancers exhibiting multidrug resistance phenomenon.
A61K 31/343 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
Disclosed is a method for preparing aqueous nanoparticle suspensions of derivatives of 4,9-dihydroxy-naphtho[2,3-b]furan aliphatic acid esters. The compositions and the uses of the aqueous nanoparticle suspensions prepared according to the method as described herein are also disclosed.
A61K 31/343 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
A61P 25/28 - Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
The present invention discloses esters of 4,9-dihydroxy-naphtho[2,3-b]furans and methods of making and using the same. The present invention also discloses conversion of the esters into therapeutically active 4,9-dihydroxy-naphtho[2,3-b]furans in vivo. The present invention furthermore discloses pharmaceutical compositions comprising the esters of 4,9- dihydroxy-naphtho[2,3-b]furans for the treatment of various indications including proliferative diseases.
A61K 31/343 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
A61P 25/28 - Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
Naphtho[2,3-b]furan-4,9-diones and naphtho[2,3-b]thiophene-4,9-diones, the preparation methods and uses thereof are disclosed. The pharmaceutical compositions comprising such compounds for the treatment of various indications including proliferative diseases are also disclosed.
A61K 31/343 - Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
A61K 31/381 - Heterocyclic compounds having sulfur as a ring hetero atom having five-membered rings
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