Irāvatī(Iravati) is the daughter of Uttara, who was the son of King Virāta (Virata). In Bhāgavatapurāṇa (Bhagavatapurana) it is said that Irāvatī was married to Parīkṣhit (Parikshit), grandson of Arjuna.

"Therapeutic Potentials of Sudhā Varga Dravyas vis-a-vis Calcium Compounds: A Review"(1.16.2)