Ashtangasamgraha 12.34

12.34

kṣāraḥ sarvaśca paramaṃ tīkṣṇoṣṇaḥ kṛmijillaghuḥ |

pittāsṛgdūṣaṇaḥ pākī chedyahṛdyo vidāraṇaḥ |

apathyaḥ kaṭulāvaṇyācśukraujaḥkeśacakṣuṣām ||

bhidyate pacyate cāntraṃ tacchidraiśca sravan bahiḥ ||

nirindhano 'ntaraṃ labdhvā yathainaṃ na vipādayet ||

striyāḥ kṣīre chagalyā vā mṛditaṃ netrasecanam ||

And every alkali is exceedingly sharp, hot, destroying worms, and light; / corrupting pitta and blood, digestive, excising, non-pleasing to the heart, tearing, / unwholesome for semen, vital essence, hair, and eyes because of pungency and saltiness.
The intestine is pierced and suppurates, and discharging outward through its perforations.
So that, having found an opportunity when deprived of fuel, it does not destroy him.
Rubbed with woman's milk or goat's milk, it is used for irrigating the eye.