Acorus
calamus  (Sweet  flag) 
“Pediatric medicine” –  a 
brain  tonic
Botanical
name : Acorus calamus   
Family : Araceae 
Vernacular
names:
Sanskrit: Haimavathi, Vacha  
Hindi:  Bajai,
Gora-bach, Vasa 
Tamil: Vasambu 
Malayalam: Vayambu            
Marathi:
Vekhand 
         Telugu:
Vadaja 
         Kananda: Baje 
          
Medicinal  uses :
- The decoction prepared from vasambu and liquorice (athimathuram) is given for pediatric ailments like cough, fever pain in the abdomen etc.
- The rhizome is burnt and the ashes are mixed with coconut oil and applied over the lower abdomen for flatulance.
- Traditionally the new born child is given vasambu and the main intention to give this medicine is proper brain devolopment, speech ability, better visual power, increased seminal power, brings beauty and neutralises any toxicities in our body.
- The powder of this rhizome if consumed daily in the dose of 100 to 700 mg is very beneficial for strengthening the nervous system. It should be noted that a dose above 1 gram may lead to vomitting.
- The powder of vasambu is mixed with honey and given internally for fitz. During this treatment if only milk is given internally then the results will be more effective.
- To prevent epilepsy in children this rhizome is prepared as an amulet and tied in the body of the child preferably waist.
Acorus calamus is also found
to possess  anti-oxidant, diuretic,
anti-microbial and anti-inflammatory activities
Extract of Acorus calamus
rhizomes  exhibited significant anti-inflammatory effect in experimental
animals like acute and chronic models which was observed to be well comparable
with that of the reference drugs like hydrocortisone, phenylbutazone etc. 
