| 66758-273 | Ritalin | Methylphenidate Hydrochloride | Tablet | Oral | Sandoz Inc | Human Prescription Drug |
| 66758-274 | Ritalin | Methylphenidate Hydrochloride | Tablet | Oral | Sandoz Inc | Human Prescription Drug |
| 66758-275 | Ritalin | Methylphenidate Hydrochloride | Tablet | Oral | Sandoz Inc | Human Prescription Drug |
| 0078-0370 | Ritalin LA | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0371 | Ritalin LA | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0372 | Ritalin LA | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0424 | Ritalin LA | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0439 | Ritalin | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0440 | Ritalin | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0441 | Ritalin | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0442 | Ritalin SR | | | | Novartis Pharmaceuticals Corporation | |
| 0078-0658 | Ritalin LA | | | | Novartis Pharmaceuticals Corporation | |
| 54868-1706 | Ritalin | | | | Physicians Total Care, Inc. | |
| 54868-2418 | Ritalin SR | | | | Physicians Total Care, Inc. | |
| 54868-2762 | Ritalin | | | | Physicians Total Care, Inc. | |
| 54868-5544 | Ritalin LA | | | | Physicians Total Care, Inc. | |
| 54868-5720 | Ritalin LA | | | | Physicians Total Care, Inc. | |
| 66758-260 | Ritalin LA | | | | Sandoz Inc | |
| 66758-261 | Ritalin LA | | | | Sandoz Inc | |
| 66758-262 | Ritalin LA | | | | Sandoz Inc | |
| 66758-263 | Ritalin LA | | | | Sandoz Inc | |