| 51862-179 | butalbital, acetaminophen and caffeine | butalbital, acetaminophen and caffeine | Mayne Pharma | ANDA | Current |
| 51862-179 | butalbital, acetaminophen and caffeine | butalbital, acetaminophen and caffeine | Mayne Pharma | ANDA | Current |
| 51862-179 | butalbital, acetaminophen and caffeine | butalbital, acetaminophen and caffeine | Mayne Pharma | ANDA | Current |
| 68308-219 | Esgic | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |
| 68308-219 | Esgic | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |
| 68308-219 | Esgic | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |
| 68308-554 | Zebutal | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |
| 68308-554 | Zebutal | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |
| 68308-554 | Zebutal | butalbital, acetaminophen and caffeine | Mayne Pharma Inc. | ANDA | Current |