IP Library Granted Patent US 9,078,811
Granted Patent B2
US 9,078,811 · App. 11/657,412 · Granted Jul 14, 2015

Methods of increasing oral bioavailability of tetracyclines

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Quick Facts
Patent No.
US 9,078,811
App. No.
11/657,412
Granted
Jul 14, 2015
Kind
B2
Abstract

Methods for increasing the oral bioavailability of tetracycline compounds are described.

Claims (12)

1. A method for increasing oral bioavailability of a tetracycline compound in a subject, comprising administering said tetracycline compound to said subject in combination with a bioavailability enhancing agent such that said tetracycline compound is released in the intestinal tract, wherein said bioavailability enhancing agent is selected from ethylenediaminetetraacetic acid (EDTA) and sodium bisulfite, and wherein said tetracycline compound is

2. The method of claim 1 , wherein the bioavailability is increased by about 5% or greater.

3. The method of claim 1 , wherein the bioavailability is increased by about 10% or greater.

4. The method of claim 1 , wherein the bioavailability is increased by about 25% or greater.

5. The method of claim 1 , wherein the bioavailability is increased by about 40% or greater.

6. The method of claim 1 , wherein the bioavailability is increased by about 50% or greater.

7. The method of claim 1 , wherein said tetracycline compound is administered to the small intestine.

8. The method of claim 1 , wherein said tetracycline compound is administered to the duodenum.

9. The method of claim 1 , wherein said tetracycline compound is administered by a gastric feeding tube.

10. The method of claim 1 , wherein said tetracycline compound is administered by a duodenal feeding tube.

11. The method of claim 1 , wherein said tetracycline compound is formulated with an enteric coating.

12. The method of claim 1 , wherein the bioavailability is increased by about 10%.

Assignments (13)
RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT REEL/FRAME 71200/0656 Recorded Mar 17, 2026
From: OAKTREE FUND ADMINISTRATION, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 075101/0815 →
PATENT SECURITY AGREEMENT Recorded Mar 16, 2026
From: PARATEK PHARMACEUTICALS, INC.
To: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS ADMINISTRATIVE AGENT
Reel/Frame 075111/0244 →
SECURITY INTEREST Recorded May 22, 2025
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 071200/0656 →
RELEASE OF SECURITY INTEREST IN PATENTS RECORDED AT REEL/FRAME 065001/0917 Recorded May 22, 2025
From: OAKTREE FUND ADMINISTRATION, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 071343/0407 →
SECURITY INTEREST Recorded Sep 22, 2023
From: PARATEK PHARMACEUTICALS, INC.
To: OAKTREE FUND ADMINISTRATION, LLC
Reel/Frame 065001/0917 →
TERMINATION OF LIEN ON PATENTS Recorded Dec 23, 2014
From: MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 034700/0377 →
RELEASE OF SECURITY INTEREST Recorded Oct 31, 2014
From: HBM HEALTHCARE INVESTMENTS (CAYMAN) LTD., AS COLLATERAL AGENT
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 034113/0910 →
SECURITY INTEREST Recorded Mar 14, 2014
From: PARATEK PHARMACEUTICALS, INC.
To: HBM HEALTHCARE INVESTMENTS (CAYMAN) LTD., AS COLLATERAL AGENT
Reel/Frame 032448/0001 →
NOTICE Recorded Mar 8, 2013
From: PARATEK PHARMACEUTICALS, INC.
To: MINTZ LEVIN COHN FERRIS GLOVSKY AND POPEO PC
Reel/Frame 029940/0106 →
RELEASE OF SECURITY INTEREST Recorded Oct 9, 2009
From: MIDCAP FINANCIAL, LLC
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 023348/0621 →
SECURITY AGREEMENT Recorded Jul 6, 2009
From: PARATEK PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL, LLC
Reel/Frame 022917/0112 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 3, 2007
From: ALEKSHUN, MICHAEL N.; BAKHTYARI, ADEL; JOHNSTON, SEAN; PUKSHANSKY, MASHA
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 020188/0655 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 30, 2007
From: ALEKSHUN, MICHAEL N.; BAKHTYARI, ADEL; JOHNSTON, SEAN; PUKSHANSKY, MASHA
To: PARATEK PHARMACEUTICALS, INC.
Reel/Frame 020184/0644 →