Register · API makers
API Manufacturers
Active pharmaceutical ingredient producers, including the Indian and Chinese plants that supply most US generics and rarely appear in Western directories. 1,751 companies, ordered by number of registered sites.
401
Maithri Drugs Private Limited
Indiaanalysisapi manufacture
1
sites
80
products
0
patents
402
Fagron Services B.V.
Netherlandsapi manufacturecdmolabelling
1
sites
75
products
0
patents
403
Industriale Chimica SRL
Italyapi manufacture
1
sites
74
products
0
patents
404
Excella GmbH & Co. KG
Germanyanalysisapi manufacturecdmo
1
sites
73
products
0
patents
405
Farmabios S.p.A.
Italyapi manufacture
1
sites
69
products
0
patents
406
QUIMICA SINTETICA SA
Spainanalysisapi manufacture
1
sites
58
products
0
patents
407
MSN Pharmachem Private Limited
Indiaanalysisapi manufacture
1
sites
54
products
0
patents
408
Zhejiang Ausun Pharmaceutical Co., Ltd.
Chinaapi manufacture
1
sites
54
products
0
patents
409
Dasami Lab Private Limited
Indiaapi manufacture
1
sites
48
products
0
patents
410
Liddell Laboratories, Inc.
United Statesapi manufacturecdmolabelling
1
sites
48
products
0
patents
411
WAVELENGTH ENTERPRISES LTD
Israelanalysisapi manufacture
1
sites
47
products
0
patents
412
Aspen Oss B.V.
Netherlandsanalysisapi manufacturecdmo
1
sites
46
products
0
patents
413
Assia Chemical Industries Ltd. - Teva Tech Site
Israelanalysisapi manufacture
1
sites
45
products
0
patents
414
AZICO BIOPHORE INDIA PRIVATE LIMITED
Indiaapi manufacture
1
sites
43
products
0
patents
415
CAMBREX PROFARMACO MILANO SRL
Italyanalysisapi manufacture
1
sites
43
products
0
patents
416
STHREE CHEMICALS PRIVATE LIMITED
Indiaapi manufacture
1
sites
43
products
0
patents
417
PROCOS SpA
Italyapi manufacture
1
sites
42
products
0
patents
418
Piramal Critical Care IncShortage
United Statesanalysisapi manufacturecdmo
1
sites
41
products
0
patents
419
Teva Czech Industries s.r.o.
Czechiaanalysisapi manufacturecdmo
1
sites
41
products
0
patents
420
Pharma Nobis LLC
United Statesanalysisapi manufacturecdmo
1
sites
40
products
0
patents
421
BSP Pharmaceuticals SpA
Italyanalysisapi manufacturecdmo
1
sites
39
products
0
patents
422
APOTHECON PHARMACEUTICALS PRIVATE LIMITED
Indiaanalysisapi manufacturecdmo
1
sites
38
products
0
patents
423
Derivados Quimicos SAU
Spainanalysisapi manufacture
1
sites
38
products
0
patents
424
Biophore India Pharmaceuticals Private Limited
Indiaanalysisapi manufacture
1
sites
37
products
0
patents
425
Symbiotica Speciality Ingredients Sdn. Bhd
Malaysiaapi manufacture
1
sites
36
products
0
patents
426
Chattem Chemicals, Inc.
United Statesanalysisapi manufacture
1
sites
35
products
0
patents
427
Aurore Pharmaceuticals Private Limited
Indiaapi manufacture
1
sites
33
products
0
patents
428
Formosa Laboratories, Inc.
Taiwananalysisapi manufacturecdmo
1
sites
33
products
0
patents
429
Reliable Biopharmaceutical, LLC
United Statesanalysisapi manufacture
1
sites
33
products
0
patents
430
CELLTRION Inc
South Koreaanalysisapi manufacturecdmo
1
sites
32
products
0
patents
431
TAPI Croatia industries d.o.o.
Croatiaanalysisapi manufacture
1
sites
32
products
0
patents
432
TAPI Czech Industries s.r.o.
Czechiaanalysisapi manufacturecdmo
1
sites
32
products
0
patents
433
Valary Lab Private Limited
Indiaapi manufacture
1
sites
32
products
0
patents
434
Hubei Gedian Humanwell Pharmaceutical Co., Ltd
Chinaapi manufacture
1
sites
31
products
0
patents
435
King Bio Inc
United Statesapi manufacturecdmo
1
sites
30
products
0
patents
436
MSN Organics Private Limited
Indiaanalysisapi manufacture
1
sites
30
products
0
patents
437
Macco Organiques, S.r.o.
Czechiaapi manufacture
1
sites
30
products
0
patents
438
Alivira Animal Health Limited
Indiaapi manufacture
1
sites
29
products
0
patents
439
Phoenix Pharma SRL
Dominican Republicapi manufacturecdmo
1
sites
29
products
0
patents
440
Shandong New Time Pharmaceutical Co., Ltd.
Chinaanalysisapi manufacturecdmo
1
sites
29
products
0
patents
441
Anqiu Lu'an Pharmaceutical Co., Ltd.
Chinaapi manufacture
1
sites
27
products
0
patents
442
Catalent Indiana, LLC
United Statesanalysisapi manufacturecdmo
1
sites
27
products
0
patents
443
Hainan Poly Pharm. Co., Ltd.Shortage
Chinaanalysisapi manufacturecdmo
1
sites
27
products
0
patents
444
Sicor de Mexico S.A. de C.V.
Mexicoanalysisapi manufacture
1
sites
27
products
0
patents
445
Sigmapharm Laboratories, LLC
United Statesanalysisapi manufacturecdmo
1
sites
27
products
0
patents
446
INKE SA
Spainapi manufacture
1
sites
26
products
0
patents
447
Interquim, S.A.
Spainanalysisapi manufacture
1
sites
26
products
0
patents
448
SUNJIN BEAUTY SCIENCE CO., LTD.
South Koreaapi manufacturelabelling
1
sites
26
products
0
patents
449
CTX Lifesciences Pvt. Ltd.
Indiaapi manufacture
1
sites
25
products
0
patents
450
El-Peptido (Shanghai) Biopharmaceutical Co., Ltd
Chinaanalysisapi manufacture
1
sites
25
products
0
patents
451
Fertin Pharma A/S
Denmarkanalysisapi manufacturecdmo
1
sites
25
products
0
patents
452
Exela Pharma SciencesShortage
United Statesanalysisapi manufacturecdmo
1
sites
24
products
17
patents
453
Amphastar Nanjing Pharmaceuticals, Inc.
Chinaanalysisapi manufacture
1
sites
24
products
0
patents
454
Maithri Laboratories Private Limited
Indiaanalysisapi manufacture
1
sites
24
products
0
patents
455
Shenzhen Alvantis Pharma Co., Ltd.
Chinaapi manufacture
1
sites
24
products
0
patents
456
BILLS BIOTECH PRIVATE LIMITED
Indiaapi manufacture
1
sites
23
products
0
patents
457
Celcius Corp.
United Statesapi manufacturecdmo
1
sites
23
products
0
patents
458
Forces of Nature, Inc.
United Statesapi manufacturecdmolabelling
1
sites
23
products
0
patents
459
Zhejiang Apeloa Jiayuan Pharmaceutical Co Ltd
Chinaapi manufacture
1
sites
23
products
0
patents
460
Archimica S.p.A.
Italyanalysisapi manufacture
1
sites
22
products
0
patents
461
Bachem AG
Switzerlandanalysisapi manufacture
1
sites
22
products
0
patents
462
Grillo Zinc Powder GmbH
Germanyapi manufacture
1
sites
22
products
0
patents
463
Teva Pharmaceutical Works Private Limited Company
Hungaryanalysisapi manufacture
1
sites
22
products
0
patents
464
W. R. GRACE & CO.-CONN.
United Statesapi manufacture
1
sites
22
products
0
patents
465
APISTER LIFESCIENCES PRIVATE LIMITED
Indiaapi manufacture
1
sites
21
products
0
patents
466
Calyx Chemicals & Pharmaceuticals Limited
Indiaapi manufacture
1
sites
21
products
0
patents
467
Laboratorium Ofichem BV
Netherlandsapi manufacture
1
sites
21
products
0
patents
468
Moehs Catalana SL
Spainapi manufacture
1
sites
20
products
0
patents
469
PCAS Finland Oy
Finlandanalysisapi manufacture
1
sites
20
products
0
patents
470
Sakai Chemical Industry Co., Ltd.
Japanapi manufacture
1
sites
20
products
0
patents
471
Sterling Chemical Malta Ltd
Maltaapi manufacture
1
sites
20
products
0
patents
472
Tianjin Tianyao Pharmaceuticals Co., Ltd.
Chinaanalysisapi manufacture
1
sites
20
products
0
patents
473
Best Sanitizers, Inc
United Statesapi manufacturecdmo
1
sites
19
products
0
patents
474
Delmar Chemicals Inc
Canadaanalysisapi manufacture
1
sites
19
products
0
patents
475
Navinta LLC
United Statesanalysisapi manufacture
1
sites
19
products
0
patents
476
Chemo Biosynthesis s.r.l.
Italyapi manufacture
1
sites
18
products
0
patents
477
KALINTIS HEALTHCARE PRIVATE LIMITED
Indiaanalysisapi manufacturecdmo
1
sites
18
products
0
patents
478
Livzon Group Fuzhou Fuxing Pharmaceutical Co., Ltd.
Chinaanalysisapi manufacture
1
sites
18
products
0
patents
479
ADVANCED DISPERSED PARTICLES SL.
Spainapi manufacture
1
sites
17
products
0
patents
480
Boehringer Ingelheim RCV GmbH & Co KG
Austriaanalysisapi manufacture
1
sites
17
products
0
patents
481
EZUF NL B.V.
Netherlandsapi manufacturelabelling
1
sites
17
products
0
patents
482
Farmhispania S.A.
Spainanalysisapi manufacture
1
sites
17
products
0
patents
483
Pure Peptide Pharmaceuticals Inc.
United Statesapi manufacturecdmolabelling
1
sites
17
products
0
patents
484
Sonneborn, LLC
United Statesapi manufacture
1
sites
17
products
0
patents
485
Valdepharm
Franceanalysisapi manufacturecdmo
1
sites
17
products
0
patents
486
Vamsi Labs Limited
Indiaapi manufacture
1
sites
17
products
0
patents
487
DOTTIKON EXCLUSIVE SYNTHESIS AG
Switzerlandanalysisapi manufacture
1
sites
16
products
0
patents
488
Enaltec Labs Private Limited
Indiaapi manufacture
1
sites
16
products
0
patents
489
Fine Chemicals Corporation (PTY) Ltd.
South Africaanalysisapi manufacturecdmo
1
sites
16
products
0
patents
490
Haleos Labs Limited
Indiaanalysisapi manufacturelabelling
1
sites
16
products
0
patents
491
SciAnda (Changshu) Pharmaceuticals, Ltd.
Chinaapi manufacturecdmo
1
sites
16
products
0
patents
492
Swati Spentose Pvt. Ltd.
Indiaapi manufacture
1
sites
16
products
0
patents
493
Zhejiang Bamboo Pharmaceuticals Co.,Ltd
Chinaapi manufacture
1
sites
16
products
0
patents
494
Agno Pharma Jiangsu
Chinaanalysisapi manufacturecdmo
1
sites
15
products
0
patents
495
BCN Peptides SA
Spainapi manufacture
1
sites
15
products
0
patents
496
Boehringer Ingelheim Fremont, Inc.
United Statesanalysisapi manufacturecdmo
1
sites
15
products
0
patents
497
Chengdu Shengnuo Biopharm Co., Ltd.
Chinaapi manufacture
1
sites
15
products
0
patents
498
Chirogate International Inc.
Taiwanapi manufacture
1
sites
15
products
0
patents
499
Chongqing Biocare Pharmaceutical Ltd.
Chinaapi manufacture
1
sites
15
products
0
patents
500
Hangzhou Pepsource Biomedical Co., LTD
Chinaanalysisapi manufacture
1
sites
15
products
0
patents
Provenance
Membership of this category is derived from the operations each establishment is registered for in the FDA Drug Establishments Current Registration Site, not from how a company describes itself. A company appears here because at least one of its sites carries the corresponding registered operation. Nobody can pay to be added.