Blot the stain with a commercial spot remover such as a stain devil. Rinse thoroughly. Then try the washing up liquid solution suggested in the How to clean alcoholic drink stains from a carpet section. Then rinse thoroughly.
If the stain persists, try blotting it with a mixture of 2 tablespoons household ammonia per cup of water. Rinse thoroughly. Then blot the stain with a solution of 1 cup of white vinegar to 2 cups of water and rinse thoroughly with warm water.
If your efforts to clean your carpet fail or you don't want to take the job on yourself, please call us for expert professional carpet cleaning in Birmingham and the surrounding area, on 0121 440 3379, or click here to contact us for more information on carpet cleaning in Birmingham.