▁rare ▁situations , ▁it ▁may ▁also ▁be ▁used ▁in ▁a ▁hem oper f usion ▁system ▁to ▁remove ▁to x ins ▁from ▁the ▁blood ▁stream ▁of ▁poison ed ▁patients . ▁Activ ated ▁carbon ▁has ▁become ▁the ▁treatment ▁of ▁choice ▁for ▁many ▁poison ings , ▁and ▁other ▁de cont am ination ▁methods ▁such ▁as ▁i pec ac - indu ced ▁em esis ▁or ▁st om ach ▁p ump ing ▁are ▁now ▁used ▁rarely . ▁ ▁Binding ▁of ▁the ▁poison ▁to ▁prevent ▁st om ach ▁and ▁int est inal ▁absor ption . ▁ ▁Re vers ible ▁binding ▁using ▁a ▁c ath art ic , ▁such ▁as ▁sor bit ol , ▁may ▁be ▁added . ▁It ▁interrupt s ▁the ▁ent ero he p atic ▁and ▁ent ero enter ic ▁circul ation ▁of ▁some ▁dru gs / to x ins ▁and ▁their ▁met abol ites . ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁Category : Car bon ▁Category : Char co al ▁Category : Ch em ical ▁subst ances ▁for ▁emer gency ▁medicine ▁Category : E mer gency ▁medical ▁procedures ▁Category : To xic ology ▁Category : World ▁Health ▁Organ ization ▁essential ▁medic ines ▁Category : RT T <0x0A> </s> ▁The ▁Ber k shire ▁Royal ▁Hor se ▁Art illery ▁was ▁a ▁Territ orial ▁Force ▁Royal ▁Hor se ▁Art illery ▁battery ▁that ▁was ▁formed ▁in ▁Ber k shire ▁in ▁ 1 9 0 8 . ▁ ▁It ▁saw ▁active ▁service ▁during ▁the ▁First ▁World ▁War ▁in ▁the ▁Middle ▁East , ▁not ably ▁at ▁A den ▁and ▁in ▁particular ▁in ▁the