[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Medicine](https://indike.org/pramana/in.med) › [Toxicology](https://indike.org/pramana/in.med.agada) › Vishaharatantra # Vishaharatantra (Viṣaharatantra) विषहरतन्त्र A toxicological treatise completed at the behest of king Raṇavīra Siṃha. - **Language:** Sanskrit - **Date:** 1820–1870 CE - **Author:** [Gaṇeśa Bhaṭṭa](https://indike.org/pramana/person/ganesa-bhatta) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.med.agada.visaharatantra](https://indike.org/pramana/in.med.agada.visaharatantra) · Pramāṇa