四分律行事鈔資持記 3.454

3.454

三中。藥味通者，義同共畜故。《僧祇》如此者，若據本宗，理應自成。

In the third: that the medicinal flavors are shared is because in principle it is the same as joint storage. As for the Mahāsāṃghika[-vinaya] being like this: if based on our own school, in principle it should naturally be valid.