Below are the main rubriks (i.e strongest indications or symptoms) of Kali Carb in traditional homeopathic usage, not approved by the FDA.
Nose Stuffs up in warm room
Thick, fluent, yellow discharge
Post-nasal dropping ( Spigel.) Sore, scurfy nostrils; bloody nasal mucus
Crusty nasal openings
Nosebleed on washing face in morning
Ulcerated nostrils.≡ more ...