Botanical Name-
Calotropis Procera
Hindi Name-Aak
English Name-Madar,Calotropis

Part Used-Root,leaf,flower,latex
Chemical Composition-Calotropin,calotoxin,gigantin

Therapeutic Dose-
Root bark-0.5-1gm
Latex-250-750gm
Flower-1-2gm
Fatal Dose-1-2gm
Precautions-
loss of eye sight may occure by its latex and kshara

Adverse reaction-
Externally –show corrosive action on soft tissues
Internally-cause severe gastro-intestinal irritation,convulsions,collapse etc

Antidote-
Orally-cow’s ghee,
gairika mixed with water
kalka of chintra patra

Kalpa-
Arka lavana-used in Pleeha,gulma,udar roga
Arkadi dhoom-Used in kasa
Arka Tail-Karnaroga
Arkmanashila tail-Used in Kushta
Arkeshwara rasa-Used in Raktapitta