United State Food and Drug Administration (USFDA) provides sterile and non-sterile pharmaceutical guidelines for industries. Guidance documents represent the Agency's current thinking on a particular subject. Guidance documents represent the FDA's current thinking on a particular subject. The Agency also saw a need to harmonize the CGMPs with other non-U. Introduction The various guidelines given by United States Food and Drug administration are: For the maintenance and for conducting the. FDA Guidelines to conduct cGMP in Pharma Indutry 21 CFR part 210- Cgmp Practices in manufacturing, packing or holding of Drugs:General.