Hygrophila auriculata (Sanskrit: , Bangla (à ¦¬à ¦¾à ¦Âà ¦²à ¦¾ à ¦¨à ¦¾à ¦®): (à ¦Âà §Âà ¦²à §Âà ¦Âà ¦¾à ¦¡à ¦¼à ¦¾) kokilÃÂká¹£a) is a herbaceous, medicinal plant in the acanthus family that grows in marshy places and is native to tropical Asia and Africa. In India it is commonly known as kokilaksha or gokulakanta, in Sri Lanka as neeramulli. In Kerala and Tamil Nadu it is called vayalchulli (à ´µà ´¯à µ½à ´Âà µÂà ´Âà µÂà ´³à ´³à ´¿) and (à ®¨à ¯Âà ®°à ¯Âà ®®à ¯Âà ®³à ¯Âà ®³à ®¿) respectively, and in the Telugu states, it is known as (à °Âà ±Âà °¡à ±Âà °Âà ±Âà °Âà °¡à ±Âà °¡à °¿) or (à °Âà ±Âà °°à ±Âà °¡à ±Âà °¡à °¿à °Âà °¾à °®à °Âà °Âà °¿).
In ayurveda, its seeds, roots and panchanga (pancha = five and anga = parts, i.e. root, flowers, stem, fruits and leaves as ash burnt together) are used as a medication. It has hepatoprotective and antioxidant activity and can reduce toxic accumulation from certain therapies.