Combination formulation of two antiviral compounds
First Claim
Patent Images
1. A fixed dose combination tablet comprising:
- a) from about 10% to about 25% w/w of a solid dispersion comprising ledipasvir dispersed within a polymer matrix formed by copovidone, wherein the weight ratio of ledipasvir to copovidone in the solid dispersion is about 1;
1 and greater than 70% of the ledipasvir is amorphous;
b) from about 35% to about 45% w/w of sofosbuvir wherein greater than 70% of the sofosbuvir is crystalline and the crystalline sofosbuvir has XRPD 2θ
-reflections (°
±
0.2θ
) at about;
6.1, 12.7, 20.1 and 20.8;
c) from about 5.0% to about 25% w/w of lactose monohydrate;
d) from about 5.0% to about 25% w/w of microcrystalline cellulose;
e) from about 1.0% to about 10% w/w of croscarmellose sodium;
f) from about 0.5% to about 3% w/w of colloidal silicon dioxide; and
g) from about 0.1% to about 3% w/w of magnesium stearate.
3 Assignments
0 Petitions
Accused Products
Abstract
Disclosed are pharmaceutical compositions having an effective amount of substantially amorphous ledipasvir and an effective amount of substantially crystalline sofosbuvir.
328 Citations
16 Claims
-
1. A fixed dose combination tablet comprising:
-
a) from about 10% to about 25% w/w of a solid dispersion comprising ledipasvir dispersed within a polymer matrix formed by copovidone, wherein the weight ratio of ledipasvir to copovidone in the solid dispersion is about 1;
1 and greater than 70% of the ledipasvir is amorphous;b) from about 35% to about 45% w/w of sofosbuvir wherein greater than 70% of the sofosbuvir is crystalline and the crystalline sofosbuvir has XRPD 2θ
-reflections (°
±
0.2θ
) at about;
6.1, 12.7, 20.1 and 20.8;c) from about 5.0% to about 25% w/w of lactose monohydrate; d) from about 5.0% to about 25% w/w of microcrystalline cellulose; e) from about 1.0% to about 10% w/w of croscarmellose sodium; f) from about 0.5% to about 3% w/w of colloidal silicon dioxide; and g) from about 0.1% to about 3% w/w of magnesium stearate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
-
-
15. A fixed dose combination tablet comprising:
-
a) about 18% w/w of a solid dispersion comprising ledipasvir dispersed within a polymer matrix formed by copovidone, wherein the weight ratio of ledipasvir to copovidone in the solid dispersion is about 1;
1 and wherein greater than 70% of the ledipasvir is amorphous;b) about 40% w/w of sofosbuvir, wherein greater than 70% of the sofosbuvir is crystalline, wherein the crystalline sofosbuvir has XRPD 2θ
-reflections (°
±
0.2θ
) at about;
6.1, 12.7, 20.1 and 20.8;c) about 16.5% w/w of lactose monohydrate; d) about 18.0% w/w of microcrystalline cellulose; e) about 5.0% w/w of croscarmellose sodium; f) about 1.0% w/w of colloidal silicon dioxide; and g) about 1.5% w/w of magnesium stearate.
-
-
16. A fixed dose combination tablet comprising:
-
a) about 180 mg of a solid dispersion comprising ledipasvir dispersed within a polymer matrix formed by copovidone, wherein the weight ratio of ledipasvir to copovidone in the solid dispersion is about 1;
1 and wherein greater than 70% of the ledipasvir is amorphous;b) about 400 mg of sofosbuvir, greater than 70% of the wherein sofosbuvir is crystalline, wherein the crystalline sofosbuvir has XRPD 2θ
-reflections (°
±
0.2θ
) at about;
6.1, 12.7, 20.1 and 20.8;c) about 165 mg of lactose monohydrate; d) about 180 mg of microcrystalline cellulose; e) about 50 mg of croscarmellose sodium; f) about 10 mg of colloidal silicon dioxide; and g) about 15 mg of magnesium stearate.
-
Specification