Ranked API manufacturers
01 Italy
Makes the APIFinished dose
Credentials confirmed against the regulator files on 25 July 2026
Holds one active US DMF for prednisone, filing since 2002. Its 2025 FDA inspection closed as NAI, and its GMP is recognised in 14 markets.
Last FDA inspection
2025 · NAI
GMP recognised in
14 markets
Credentials confirmed against the regulator files on 25 July 2026
Holds 2 active US DMFs and one valid CEP for prednisone, filing since 1977. Its 2021 FDA inspection closed as VAI, and its GMP is recognised in 2 markets.
Last FDA inspection
2021 · VAI
GMP recognised in
2 markets
Credentials confirmed against the regulator files on 25 July 2026
Holds one active US DMF for prednisone, filing since 1998. Its 2023 FDA inspection closed as VAI, and its GMP is recognised in 2 markets.
Last FDA inspection
2023 · VAI
GMP recognised in
2 markets
04 China
Makes the APIFinished dose
Credentials confirmed against the regulator files on 25 July 2026
Holds 2 active US DMFs for prednisone, filing since 2011. Its 2021 FDA inspection closed as NAI, and its GMP is recognised in 1 market.
Last FDA inspection
2021 · NAI
GMP recognised in
1 markets
Credentials confirmed against the regulator files on 25 July 2026
Holds 2 active US DMFs for prednisone, filing since 1994. Its 2024 FDA inspection closed as VAI, and its GMP is recognised in 1 market.
Last FDA inspection
2024 · VAI
GMP recognised in
1 markets
Credentials confirmed against the regulator files on 25 July 2026
Holds 4 active US DMFs for prednisone, filing since 2020. Its GMP is recognised in 5 markets.
Last FDA inspection
Not established
GMP recognised in
5 markets
Credentials confirmed against the regulator files on 25 July 2026
Holds one active US DMF for prednisone, filing since 2015.
Last FDA inspection
Not established
GMP recognised in
Not established
08 Vietnam
Makes the APIFinished dose
Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile 10 Vietnam
Makes the APIFinished dose
Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile 11 Vietnam
Makes the APIFinished dose
Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile 13 Vietnam
Makes the APIFinished dose
Registered with DAV (Vietnam) for prednisone. Its GMP is recognised in 1 market.
Last FDA inspection
Not established
GMP recognised in
1 markets
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile Registered with DAV (Vietnam) for prednisone.
Last FDA inspection
Not established
GMP recognised in
Not established
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile Registered with DAV (Vietnam) for prednisone.
Last FDA inspection
Not established
GMP recognised in
Not established
How this listing is sourced Regulator filings, warehouse snapshot 9 July 2026
View profile 12 more manufacturers hold filings for prednisone
The names are listed below. The filings, inspection history and GMP certificates behind
each one are available with a free account.
Open the full list with a free account Contract manufacturers (2)
Contract manufacturers make to order rather than holding their own filing for this
molecule.
Finished-dose makers (43)
How this list is built
The order is set by active filings weighted by regulator, inspection outcomes and their
recency, breadth of GMP recognition, and evidence of real exports, less any open risk flags.
Every factor appears on the card it produced.
Read the full method.
- Active US DMFs
- FDA, List of Drug Master Files
- Valid CEPs
- EDQM certificate database
- Inspection outcomes
- FDA inspection classifications
- GMP certificates
- EudraGMDP and national regulators