Third-person singular simple present indicative form of refill.(verb)
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Use "refills" in a sentence
"A nice $50 Cross pen and some $2 refills is a worthwhile investment."
"Except: If any of the pain medications are controlled medications here in México, that prescription will be taken up by the pharmacist and will need to be replaced by another prescription when you need a refill -- unless that prescription specified a number of refills and then you will need to buy those refills from the same pharmacy."
"I can’t speak for ophthamologists, because I am in Famil Practice, one one big reason doctors are being so hard nosed about requiring visits for things like medication refills is the decline in payments from third party payers and the simultaneous insistence on meeting “quality guidelines” issued by the same group."