▁Central ▁ven ous ▁c ath eters ▁( C VC ) ▁are ▁c ath eters ▁inserted ▁into ▁the ▁large ▁ve ins ▁of ▁the ▁arm , ▁neck , ▁ch est , ▁or ▁gro in . ▁C VC ' s ▁are ▁used ▁for ▁delivery ▁of ▁medic ations , ▁nut ri ents , ▁or ▁blood ▁products ▁for ▁a ▁longer ▁periods , ▁usually ▁weeks ▁to ▁months . ▁▁ ▁There ▁are ▁several ▁reasons ▁for ▁the ▁use ▁of ▁central ▁ven ous ▁access : ▁ ▁To ▁get ▁more ▁than ▁one ▁drug ▁at ▁a ▁time ▁ ▁To ▁get ▁continuous ▁inf usion ▁chem o ▁( over ▁ 2 4 ▁hours ▁or ▁longer ) ▁ ▁To ▁get ▁nut r ition ▁ ▁To ▁get ▁frequent ▁treat ments ▁ ▁To ▁get ▁treat ments ▁at ▁home ▁ ▁To ▁get ▁long - term ▁ther apy ▁( over ▁many ▁months ▁or ▁even ▁longer ) ▁ ▁To ▁get ▁dru gs ▁that ▁can ▁cause ▁serious ▁damage ▁to ▁skin ▁and ▁mus cle ▁t issue ▁if ▁they ▁leak ▁outside ▁a ▁ve in ▁( th ese ▁dru gs ▁are ▁known ▁as ▁ves ic ants ). ▁Getting ▁them ▁through ▁a ▁C VC ▁rather ▁than ▁in ▁a ▁short - term ▁IV ▁reduces ▁the ▁risk ▁that ▁the ▁drug ▁will ▁leak ▁and ▁damage ▁t issues . ▁ ▁Types ▁of ▁C VC s ▁include ▁peri pher ally ▁inserted ▁central ▁c ath eters , ▁tun ne led ▁c ath eters , ▁and ▁impl anted ▁ports . ▁ ▁Per i pher ally - insert ed ▁central ▁c ath eters ▁ ▁Per i pher ally - insert ed ▁central ▁c ath eters