Hebrew to English Medical Medical (general)

Even though the term is in English letters, the context is in Hebrew:

In a hospitalization summary, there is a list of bullet points under the heading Consultation with Nephrologist

One line reads:

להתייחס ל
CCl [looks like capital C, capital C, lower case L)
פחות מ
5cc/min
ולהתאים מינון של
Milrinone
לתפקוד הכלייתי (מינון
0.2 mcg/kg/min

what does the CCL refer to?