It deals with life period of drug and the conditions of the storage of drugs.
Period in months (unless otherwise specified) between date of manufacture and date of expiry.
The schedule includes antibiotics, vitamins, insulin preparation, normal human plasma, sera toxins, toxoids, other toxins, anti-toxins, miscellaneous drugs.
Schedule Pi- specifies the pack size of certain drugs.
It gives the names of drugs, along with the dosage form and the pack size.
No other pack size than the one listed is allowed to be marketed.