(in prescriptions) as much as you wish.
Origin of q.v.1
From the Latin word quantum vīs
Definition for q.v (2 of 2)
(used in formal writing after a cross reference) which see.
Origin of q.v.2
From the Latin word quod vidē
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019