Solid glp-1 derivative compositions for oral administration

1. A solid pharmaceutical composition for oral administration comprising a GLP-1 derivative and dapagliflozin, wherein the GLP-1 derivative is selected from the group consisting of:

(a) N ε26 {2-[2-(2-{2-[2-(2-{(S)-4-Carboxy-4-[10-(4-carboxyphenoxy)decanoylamino]butyrylamino}ethoxy) ethoxy]acetylamino}ethoxy)ethoxy]acetyl}, N ε37 -{2-[2-(2-{2-[2-(2-{(S)-4-carboxy-4-[10-(4-carboxyphenoxy)decanoylamino]butyrylamino}ethoxy)ethoxy] acetylamino}ethoxy)ethoxy] acetyl}-[Aib 8 ,Arg 34 ,Lys 37 ] GLP-1(7-37)-peptide

(b) N ε37 -[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[10-(4-carboxyphenoxy)decanoylamino]butanoyl]amino]ethoxy] ethoxy]acetyl] amino]ethoxy]ethoxy]acetyl], N ε36 -[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[10-(4-carboxy-phenoxy) decanoylamino] butanoyl] amino]ethoxy]ethoxy]acetyl] amino]ethoxy] ethoxy]acetyl]-[Aib8,Glu22,Arg26,Lys27,Glu30,Arg34,Lys36]-GLP-1-(7-37)-peptidyl-Glu-Gly

(c) N {Epsilon-36}-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[11-(4-carboxyphenoxy)undecanoylamino]butanoyl] amino] ethoxy] ethoxy] acetyl]amino]ethoxy] ethoxy]acetyl],N {Epsilon-371-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[11-(4-carboxyphenoxy)undecanoylamino]butanoyl]amino]ethoxy] ethoxy]acetyl]amino]ethoxy]ethoxy]acetyl]-[Aib8,Glu22,Arg26,Arg34,Lys36,Lys37]-GLP-1-(7-37)-peptide

(d) N{Epsilon-36}-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[11-(4-carboxyphenoxy)undecanoylamino]butanoyl] amino]ethoxy]ethoxy] acetyl]amino]ethoxy]ethoxy]acetyl],N{Epsilon-37}-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[11-(4-carboxyphenoxy)undecanoylamino]butanoyl]amino]ethoxy]ethoxy]acetyl]amino]ethoxy]ethoxy]acetyl]-[Aib8,Arg26,Arg34,Lys36,Lys37]-GLP-1-(7-37)-peptide

(e) N{Epsilon-36}-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[10-(3-carboxyphenoxy)decanoylamino]butanoyl]amino] ethoxy]ethoxy]acetyl] amino]ethoxy]ethoxy]acetyl],N {Epsilon-37}-[2-[2-[2-[[2-[2-[2-[[(4S)-4-carboxy-4-[10-(3-carboxyphenoxy)decanoylamino]butanoyl]amino]ethoxy]ethoxy]acetyl]amino]ethoxy]ethoxy]acetyl]-[Aib8,Glu22,Arg26,Arg34,Lys36,Lys37]-GLP-1-(7-37)-peptide

wherein the oral bioavailability of the GLP-1 derivative is increased in the presence of dapagliflozin.

2. The solid pharmaceutical composition according to claim 1 , wherein the GLP-1 derivative is Compound B.

3. The pharmaceutical composition according to claim 1 , wherein the composition further comprises an absorption enhancer.

4. The composition according to claim 3 , wherein the absorption enhancer is N-(8-(2-hydroxybenzoyl)amino)caprylate (NAC).

5. The pharmaceutical composition according to claim 4 , wherein the absorption enhancer is a salt of NAC.

6. The pharmaceutical composition according to claim 5 , wherein the salt of NAC is monosodium N-[8-(2-hydroxybenxoyl) amino] caprylate (SNAC) or polymorphs thereof.

7. The pharmaceutical composition according to claim 1 , wherein one or both of the GLP-1 derivative and the dapagliflozin is in the form of a pharmaceutically acceptable salt, ester, or solvate.

8. The pharmaceutical composition according to claim 1 , wherein the dosage of the dapagliflozin is 0.5-50 mg per day and the dosage of the GLP-1 derivative is 0.1-100 mg per day.

9. The pharmaceutical composition according to claim 1 , wherein the composition comprises one or more additional pharmaceutically acceptable excipients.

10. The pharmaceutical composition according to claim 1 , wherein the dosage of the composition administered is in the range of 200-1000 mg.

11. The pharmaceutical composition according to claim 1 , wherein the composition is administered once daily.

12. The pharmaceutical composition according to claim 1 , wherein the composition comprises 5-300 mg dapagliflozin and 20-800 mg of a salt of NAC.

13. The pharmaceutical composition according to claim 12 , wherein the salt of NAC is SNAC or polymorphs thereof.

14. The pharmaceutical composition according to claim 1 , wherein the composition is in a form selected from the group consisting of a tablet, a capsule, and a sachet.

15. A method of treating type 2 diabetes in a subject in need of such method comprising administering to the subject a therapeutically effective amount of the pharmaceutical composition according to claim 1 and one or more pharmaceutically acceptable excipients.