Possible Clues:

• Fancy drink largely to remedy a cold with a hint of orange
• Copper upset rower about bill for liqueur
• Sounds as if a drink might make a so so well
• How the end of 13 across may start to get drunk
• Orange liqueur
• A little drink may, by the sound of it, cure a sow (7)
• Minister's office suffering cut - a zero amount for drink
• Drink in minister's office running short - ambassador at first gets none
• Drink might 6 down a so, by the sound of it
• Cordial place