IP Library Granted Patent US 12,208,135
Granted Patent B2
US 12,208,135 · App. 18/530,421 · Granted Jan 28, 2025

Formulations of dengue virus vaccine compositions

Inventors: Michael S. Ryan (Allentown, PA); Sherrie-Ann P. Martin (Paoli, PA); Morrisa Jones (Upper Darby, PA); Justin Stanbro (Sellersville, PA); Akhilesh Bhambhani (Doylestown, PA); Jeffrey Thomas Blue (Telford, PA); Heidi Joanne Pixley (Glenside, PA); Erin J. Green-Trexler (Green Lane, PA); Lynne Ann Isopi (Quakertown, PA)
Assignee: Merck Sharp & Dohme LLC
A61K39/12A61K9/19A61K39/39A61K47/10A61K47/26A61K47/32A61K47/36A61K47/42A61K2039/5254A61K2039/55505A61K2039/70
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Quick Facts
Patent No.
US 12,208,135
App. No.
18/530,421
Granted
Jan 28, 2025
Kind
B2
Abstract

The present invention relates to formulations of dengue virus vaccine comprising at least one live, attenuated dengue virus or live, attenuated chimeric flavivirus, a buffer, a sugar, a cellulose derivative, a glycol or sugar alcohol, optionally an alkali or alkaline salt and an amino acid; and formulations of dengue virus vaccine comprising at least one live, attenuated dengue virus or live, attenuated chimeric flavivirus, a buffer, a sugar of at least 150 mg/ml, a carrier, and optionally an alkali or alkaline salt and an amino acid.

Claims (12)

1. A formulation comprising:

a) a live attenuated tetravalent dengue vaccine comprising i) 100-10,000,000 pfu/ml rDEN1430 virus, ii) 100-10,000,000 pfu/ml rDEN2/4430 virus, iii) 100-10,000,000 pfu/ml rDEN3Δ30/31 virus, and iv) 100-10,000,000 pfu/ml rDEN4Δ30 virus,

b) 5-300 mM potassium phosphate buffer at pH 7.0 to 8.0,

c) 60-120 mg/ml sucrose or trehalose or a combination thereof,

d) 3-7 mg/ml propylene glycol or glycerol, and

e) 3-7 mg/ml carboxymethylcellulose,

f) optionally 30-90 mM NaCl, and

g) optionally 10-75 mM amino acid Leu, Lys or Glu, or a combination thereof.

2. The formulation of claim 1 further comprising an aluminum adjuvant.

3. The formulation of claim 1 that is frozen or lyophilized.

4. The formulation of claim 1 that is reconstituted in solution.

5. The formulation of claim 1 that is in an aqueous solution prior to lyophilization or microwave vacuum drying.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 11, 2023
From: RYAN, MICHAEL S.; MARTIN, SHERRIE-ANN P.; JONES, MORRISA C.; STANBRO, JUSTIN; BHAMBHANI, AKHILESH; BLUE, JEFFREY THOMAS; PIXLEY, HEIDI JOANNE; GREEN-TREXLER, ERIN J.; ISOPI, LYNNE ANN
To: MERCK SHARP & DOHME CORP.
Reel/Frame 065825/0076 →
MERGER Recorded Dec 11, 2023
From: MERCK SHARP & DOHME CORP .
To: MERCK SHARP & DOHME LLC
Reel/Frame 065825/0884 →