Remove as much of the excess as possible. Thoroughly rinse article in several changes of cold water. Dissolve biological detergent in water, allow to soak as much as possible preferably overnight. Rinse well, then wash as normal.
 

 
Remove as much as possible. Carefully sponge splashes with warm water in which biological detergent has been dissolved, then with cold water. Otherwise take to dry-cleaners.
 

 
Remove as much as possible. Dissolve biological detergent in warm water and sponge stain repeatedly adding a little amount of disinfectant if necessary, then sponge with clean water. Use a soda syphon to spray carpets taking care not to drench carpet too much. Shampoo if necessary.