FORMULATION OF HIGHLY CONCENTRATED PHARMACOLOGICALLY ACTIVE ANTIBODY
The present disclosure describes pharmaceutically stable high concentration liquid formulations of antibody. Such formulations comprise, in addition to the antibody, at least one anti-aggregating agent selected from arginine or lysine, buffer and poloxamer 188. In addition, the present disclosure provides high concentrated antibody formulation having high monomer, low aggregates and desirable viscosity.
1 . A pharmaceutical stable liquid formulation comprising;
a. pharmacologically active antibody which binds to IgE;
b. phosphate buffer;
c. suitable aggregation inhibitor selected from Arginine or suitable salt thereof;
d. suitable surfactant and
e. pH 6.0 to 7.0
wherein the antibody concentration is at least 100 mg/ml.
2 . The pharmaceutical formulation according to claim 1 wherein the pharmacologically active antibody which binds to IgE is Omalizumab.
3 . The pharmaceutical formulation according to claim 2 wherein the Omalizumab is present from at least about 100 mg/ml to about 200 mg/ml.
4 . The pharmaceutical formulation according to claim 3 wherein the Omalizumab is present from at least about 150 mg/ml.
5 . The pharmaceutical formulation according to claim 1 wherein the phosphate buffer is present from about 5 mg/ml to about 20 mg/ml.
6 . The pharmaceutical formulation according to claim 1 wherein the aggregation inhibitor is present from about 100 mM to about 200 mM.
7 . The pharmaceutical formulation according to claim 1 wherein the surfactant is present from about 0.02% to about 0.04%.
8 . The pharmaceutical formulation according to claim 7 wherein the surfactant is selected from Polysorbate or poloxamer 188.
9 . The pharmaceutical formulation according to claim 7 wherein the surfactant is poloxamer 188.
10 . The pharmaceutical formulation according to claim 7 wherein the pH is 6.0
11 . The pharmaceutical liquid formulation according to claim 1 comprises;
a. 100 to 160 mg/ml of Omalizumab antibody;
b. 5 mM to 20 mM phosphate buffer;
c. 100 mM to about 200 mM of Arginine or Arginine HCl as an aggregation inhibitor;
d. 0.02% to about 0.04% of Poloxamer 188
e. pH 6.0
12 . The pharmaceutical liquid formulation according to claim 11 comprises;
a. about 150 mg/ml of Omalizumab antibody;
b. about 20 mM phosphate buffer;
c. about 200 mM of Arginine or Arginine HCl as an aggregation inhibitor;
d. about 0.04% of Poloxamer 188
e. pH 6.0
13 . A drug delivery device comprising a pharmaceutical liquid formulation as claimed in claim 1 .
14 . The method of treatment comprising administering a pharmaceutical liquid formulation according to claim 1 to a patient having a disease selected from Asthma, Urticaria, allergy, Chronic idiopathic urticaria thereby treating the patient for the disease.
15 . The pharmaceutical liquid formulation according to claim 1 comprises viscosity is selected form 10 cp, 11 cp, 12 cp, 13 cp, 14 cp and 15 cp.
16 . The pharmaceutical liquid formulation according to claim 1 comprises at least 90% monomer upon storage at 37° C. for 1 month.