1-2 of about 2 matches for site:www.wisdomlib.org utilizes lightening
https://www.wisdomlib.org/science/journal/ayushdhara/d/doc1430541.html
on conditions like Sandhigata Vata. 68) Langhana (Lamghana): Langhana refers to therapeutic fasting or lightening therapy. Improper usage can
https://www.wisdomlib.org/science/journal/world-journal-of-pharmaceuti...
causes. The recommended treatments include Nidana Parivarjana (removal of causative factors), Langhana (lightening the diet