Changes

* Fermented medicinal preparations (asava), bhasma etc.- Efficacy increases with time duration/ have long term stability.  

* Fermented medicinal preparations (asava), bhasma etc.- Efficacy increases with time duration/ have long term stability.  

In some opinions, paste (kalka) and decoctions (kashaya), the veerya remains intact up to one yama (3 hours), in choorna for 3 paksha (45 days); in ghrita and modaka along with jaggery (guda) for six months, in guggulu preparation for 3 months, siddha rasa and bhasma for 3 years, and medicated oils for a considerable long time, the veerya respectively remains intact.<ref name="ref14">Veerya A general principle of drug action – Ayursoft [Internet]. [cited 2022 Dec 22]. Available from: https://ayush.digitalindiacorporation.in/Veerya-a-general-principle-of-drug-action/ </ref> <br/>Saviryata Avadhi (~shelf life) of various Ayurvedic preparations as per the guidelines mentioned in Drugs & Cosmetic act are as follows:  

In some opinions, paste (kalka) and decoctions (kashaya), the veerya remains intact up to one yama (3 hours), in choorna for 3 paksha (45 days); in ghrita and modaka along with jaggery (guda) for six months, in guggulu preparation for 3 months, siddha rasa and bhasma for 3 years, and medicated oils for a considerable long time, the veerya respectively remains intact.<ref name="ref14">Veerya A general principle of drug action – Ayursoft [Internet]. [cited 2022 Dec 22]. Available from: https://ayush.digitalindiacorporation.in/Veerya-a-general-principle-of-drug-action/ </ref> <br/>Saviryata Avadhi (~shelf life) of various Ayurvedic preparations as per the guidelines mentioned in Drugs & Cosmetic act are as follows:  

{| class="wikitable" style="text-align: center;"

{| class="wikitable"  

! Sr no.

! style="text-align: center;" | Sr no.

! Dosage form

! Dosage form

! Shelf life or date of expiry with effect from the date of manufacture

! Shelf life or date of expiry with effect from the date of manufacture