Irritating, tickling cough with scant, difficult expectoration, often with hoarseness. Feeling of MUCOUS in CHEST which makes him try to cough deeper to get it out. Expectoration: Sticky, greasy; Unable to raise mucous no matter how he tries, has to swallow it
a. Bryonia
b. Spongia
c. Causticum
d. Rumex crispus