The phrase "a refill of" is correct and usable in written English.
It is typically used in the context of ordering something such as a drink or medication at a restaurant or pharmacy. For example, "I would like a refill of my coffee, please."
When the waitress came with Suchen's salad, he asked for a refill of coffee.
It also took three requests, to three different servers, to get a refill of a soft drink.
Witness "Boy with a Lute" (circa 1625), in which a jovial lad calls for a refill of his empty glass.
Thinking the second bottle (an antibiotic) was a refill of the first (a decongestant), he took only the decongestant.
Now that it is time to choose his successor, voters are saying they would not mind a refill of the same.
Before you know it, it'll be time to ask for a refill of "Morning Joe," and the whole restless, relentless news cycle will begin again.
In particular, the CICR process is dependent on buffering by SERCA as this buffering not only participates in control of [Ca2+]i levels, but serves as a refilling of endoplasmic reticulum calcium stores (Vanterpool et al., 2005).
Most patients received a refill for a period of 1 month, some however for a shorter period.
In the US insurance companies often allow for a 7-day overlap of a refill for a medication with a 30-day supply.
In those dirty days, she thinks, we were all Resurrectionists — even the most dyed-in-the-wool vegan bicyclists still had Tumblrs to update, still needed ice in their fair-trade coffee on an August afternoon, and a monthly refill of Ritalin in a stapled paper bag from the Rite Aid in Norwich.
Uninsured, I chose to pay hundreds for a refill instead of buying groceries.
