Śrāddha-kalpa: Dāna-phala, Medhya/Amedhya Dravya, and Uparāga
Eclipse) Observances (श्राद्धकल्पः—दानफल-मेध्यामेध्य-उपरागविधिः
तथैव रक्तनिर्यासा लवणान्यौषरणि च / श्रद्धकर्मणि वर्ज्यानि याश्च नार्यो रजस्वलाः
tathaiva raktaniryāsā lavaṇānyauṣaraṇi ca / śraddhakarmaṇi varjyāni yāśca nāryo rajasvalāḥ
Likewise, exudations of blood, salt and alkaline substances, and women who are in their monthly course—are to be avoided in the rite of Śrāddha.