From Boericke's materia medica:

(Indian Nettle) A drug having a marked action on the alimentary canal and respiratory organs. It is indicated in incipient phthisis, with bard, racking cough, bloody expectoration, arterial haemorrhage, but no febrile disturbance. Very weak in the morning, gains strength during day. Progressive emaciation. All pathological haemorrhages having notably A MORNING AGGRAVATION.

Chest
COUGH DRY, HARD, FOLLOWED BY HOEMOPTYSIS; worse in morning and at night. Constant and severe pain in chest. Blood bright red and not profuse in morning; dark and clotted in afternoon. Pulse soft and compressible. Burning in pharynx, oesophagus, and stomach.

Abdomen
Burning in intestines. SPLUTTERING DIARRHOEA WITH FORCIBLE EXPULSION OF NOISY FLATUS, bearing down pains and tenesmus. Rumbling distention, and griping pain in abdomen. Rectal hemorrhage; worse in morning.

Skin
Jaundice. Itching and circumscribed furuncle-like swellings.

Modalities
WORSE in morning.

Relationship
Compare: MILLEFOL.; PHOSPHOR.; ACETIC ACID; KALI NIT.