Solid forms of a nucleoside analogue and uses thereof

A crystalline form of an ethanol solvate of a compound of Formula (I)

• wherein the crystalline form is characterized by an XRPD pattern comprising degree 20-reflections (±0.2 degrees 2θ) at 5.4°, 15.2°, and 23.8°.

A crystalline form of an acetonitrile solvate of a compound of Formula (I):

• wherein the crystalline form is characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 4.6°, 14.6°, and 18.3°.

A crystalline form of a compound of Formula (I)

• wherein the crystalline form is characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 5.3°, 18.7°, and 20.0°.

A crystalline form of a compound of Formula (I)

• wherein the crystalline form is characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 5.1°, 10.3°, and 15.2°.

A method of treating a viral infection in a human in need thereof, wherein the method comprises administering to the human a solvate of a compound of Formula (I) wherein the solvate is an organic solvent solvate or hydrate, a crystalline form of an ethanol solvate of a compound of Formula (I) wherein the crystalline form of the ethanol solvate is characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 5.4°, 15.2°, and 23.8°, a crystalline form of an acetonitrile solvate of a compound of Formula (I) wherein the crystalline form of the acetonitrile solvate is characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at about 4.6°, 14.6°, and 18.3°, a crystalline form of a compound of Formula (I) characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 5.3°, 18.7°, and 20.0°, or a crystalline form of a compound of Formula (I) characterized by an XRPD pattern comprising degree 2θ-reflections (±0.2 degrees 2θ) at 5.1°, 10.3°, and 15.2°;