IP Library Granted Patent US 9,757,405
Granted Patent B2
US 9,757,405 · App. 14/917,939 · Granted Sep 12, 2017

Compositions comprising rutin useful for the treatment of tumors resistant to chemotherapy

Inventors: Franco Frascini (Novara, IT); Marcello Iriti (Novara, IT); Paolo Maestri (Novara, IT); Lia Rimondini (Novara, IT); Enrico Catalano (Novara, IT); Saverio Megna (Novara, IT)
Assignee: PROBIOTICAL S.P.A.
A61K31/7048A61K31/136A61K31/337A61K31/34A61K31/365A61K31/4375A61K31/4741A61K31/4745A61K31/513A61K31/519A61K31/555A61K31/664A61K31/675A61K31/704A61K36/28A61K36/29A61K36/66A61K45/06
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Quick Facts
Patent No.
US 9,757,405
App. No.
14/917,939
Granted
Sep 12, 2017
Kind
B2
Abstract

Use of rutin for increasing the effectiveness of chemotherapeutic treatments used in human and veterinary medicine for the treatment of tumors is described, in particular in case of resistance to chemotherapeutics currently in use.

Claims (17)

1. A composition comprising arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine, and rutin, in a mixture with suitable excipients.

2. The composition according to claim 1 , wherein the arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine are in form of plant extracts derived from:

a plant belonging to the family of Asteraceae selected from Arctium lappa, Cnicus benedictus and Saussurea medusa;

a plant belonging to the family of Berberidaceae selected from Berberis vulgaris, Berberis aristata and Mahonia aquifolium ; and

a plant belonging to the family of Papaveraceae selected from Eschscholzia californica, Macleaya cordata or Bocconia frutescens.

3. The composition according to claim 2 , wherein the arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine are in form of plant extracts derived from:

Arctium lappa;

Berberis vulgaris ; and

Eschscholzia californica.

4. A method of treating a subject, the method comprising:

administering to the subject a composition comprising arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine and rutin compounds in an effective amount to treat neoplasies and prevent and/or suppress chemoresistance to antiblastics and/or radioresistance to radiotherapy in the subject.

5. A method of treating chemoresistant tumors in a subject, the method comprising:

administering to the subject an effective amount of rutin in association with chemotherapeutics and/or with arctigenin, arctiin, berberine, berbamine, sanguinarine, and chelerythrine compounds,

wherein the arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine are in form of plant extracts.

6. The composition of claim 2 , wherein each plant extract is in a proportion between 20% and 60%.

7. The composition of claim 2 , wherein the form of plant extracts is oily macerate, alcoholic extract, dry extract, fluid extract or mother tincture.

8. The method of claim 4 , wherein the arctigenin, arctiin, berberine, berbamine, sanguinarine, chelerythrine are in form of plant extracts.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2016
From: FRASCHINI, FRANCO; IRITI, MARCELLO; MAESTRI, PAOLO; RIMONDINI, LIA; CATALANO, ENRICO; MEGNA, SAVERIO
To: PROBIOTICAL S.P.A.
Reel/Frame 038487/0281 →
Priority Claims (1)
IT MI2013A1495 · Sep 10, 2013 · national
Continuity (1)
Related Publication 20160213698A1 · Jul 28, 2016