SQL SERVER: crear o reemplazar tabla

IF EXISTS (SELECT TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME = 'mitabla')

DROP TABLE mitabla

GO

CREATE TABLE [dbo].[mitabla](

[ID] [int] IDENTITY(1,1) NOT NULL,

[Fecha] [datetime] NOT NULL,

[Aplicacion] [nvarchar](200) NOT NULL,

[Version] [nvarchar](50) NOT NULL,

[Titulo] [nvarchar](200) NOT NULL,

[Modulo] [nvarchar](200) NOT NULL,

[Usuario] [nvarchar](200) NULL,

[Detalle] [nvarchar](max) NULL,

[Severidad] [nvarchar](50) NULL,

CONSTRAINT [PK_mitabla] PRIMARY KEY

(

[ID]

) 

)