IF EXISTS(SELECT 1 FROM sys.procedures WHERE name = 'AddIHIOPrescription')
    DROP PROCEDURE [dbo].[AddIHIOPrescription];

IF EXISTS(SELECT 1 FROM sys.procedures WHERE name = 'AddTaminPrescription')
    DROP PROCEDURE [dbo].[AddTaminPrescription];

IF EXISTS (SELECT 1 FROM sys.procedures WHERE name = 'UpdateDrugPrice')
    DROP PROCEDURE [dbo].[UpdateDrugPrice];

IF EXISTS (SELECT 1 FROM sys.triggers WHERE name = 'TI_HamrahDrug')
    DROP TRIGGER [dbo].[TI_HamrahDrug];