Heeraka or Diamond is one of the best-known and most sought-after gemstones. Diamonds have been known to humankind and used as decorative items since ancient…

Neelam or Sapphire is a precius gem stone categorized under Navaratnas or group of nine gems. It is a compound of Aluminium and Oxygen with…

Gomeda or Zircon is a precious gem which belongs to Navaratnas or group of nine gems. Colour oif Gomeda is similar to the fat of…

The substances that are useful in enhancing the medicinal values of Parada are categorized under Maharasas. Many authors have grouped many different substances under maharasas….

Chapala is a controversial drug of Rasashastra. Some scholars consider it as Bismuth and others Selenium. Due to its controversy, its use is not seen…

Rasaka controversial drug of Rasashastra. Some scholars consider Tuttha (Sasyaka) variety as Rasaka. And some consider Rasaka as one of the synonyms of Yashada. But,…

Parada or mercury, even after purification, cannot be administered internally because of its chanchalya (quickness) and durgrahatva (difficulty in absorbing). To overcome this, the mercury…

Special set of pharmaceutical procedures to improve the qualities and to lower the bad effects of Parada is known as samskara. Most of the textbooks…