Erklärung: We call this IV piggyback (IVPB) when the solution is connected to a Y tubing of the primary IV site. The second reference below explains this. So it would be translated:
"...administered IV piggyback with Folic Acid"
Chemotherapy and biotherapy: guidelines and recommendations for practice.
Piggyback, or short-term, infusion
Insert the connecting tubing into the appropriate primary tubing y-site; follow the drug manufacturer's guidelines. (Some manufacturers recommend connecting at the highest y-site; others, at the lowest.) Use a Luer-lock connection or some other locking device to prevent disconnection www.guidelines.gov/summary/summary.aspx?doc_ id=3209&nbr=2435&string=myeloid%2BAND%2Bleukemia - 101k - 10 May 2005
Prentice Hall Drug Guide open access: Medication Administration - [ Traduzca esta página ]
... Administering an IV Piggyback (IVPB). Comments. Review medication orders, and
check for drug allergies. Verify compatibility of drug to be administered ...
myphlip.pearsoncmg.com/altproducts/ drugguide/ab2page.cfm?vbcid=6645&vid=1106 - 18k - 10 May 2005
Karla Mabarak Mexiko Spezialgebiet Muttersprache: Englisch PRO-Punkte in Kategorie: 20
The translation workplace 
