Ashtangasamgraha 28.77

28.77

uttānāyāḥ śayānāyāḥ samyak saṅkocya sakthinī |

ūrdhvajānvāstricaturānahorātreṇa yojayet ||

yonyasṛkśukradoṣeṣu śastaṃ vandhyāsutapradam ||

For a woman lying on her back, having well drawn up her thighs / and with knees raised, one should administer [it] three or four times in a day and night. / It is praised in disorders of the vaginal tract, menstrual fluid, and semen, and grants a son to a barren woman.