This remedy is used in a specific way in acute homeopathic care. When someone has a barking, tickling cough, along with a feeling of difficult breathing think of Spongia.
They may also have a sore throat and cold and are often worse after sleeping (they may even wake up coughing).
Barking, croupy cough
Worse after sleep
Cough including croup
Cold
Sore throat
Tiredness