| Record No. | Name | No. of Entries |
| 251 | CODEINE PHOSPHATE | 2 |
| 252 | CODEINE SULFATE | 1 |
| 253 | Codeine sulphate | 1 |
| 254 | Codeine TMS derivative | 1 |
| 255 | Codeine,dehydrodeoxy-,D-tartrate | 1 |
| 256 | Codeine,hydrobromide (dihydrate) | 1 |
| 257 | Codeine,hydrochloride (dihydrate) | 1 |
| 258 | Codeine,phosphate,sesquihydrate | 1 |
| 259 | Codeine,sulfate (pentahydrate) | 1 |
| 260 | Codeine-6-glucuronide | 1 |
| 261 | Codeine-7,8-oxide | 1 |
| 262 | Codeine-d3 solution | 1 |
| 263 | Codide | 1 |
| 264 | Colchicenamide | 1 |
| 265 | Colchicine | 23 |
| 266 | Colchicine analog | 14 |
| 267 | COLCHICINE DERIV | 1 |
| 268 | Colchicine derivative | 2 |
| 269 | Colchicine,1-demethoxy-acetoxy- | 1 |
| 270 | COLCHICINE,17,17,17-TRIFLUORO- | 1 |
| 271 | Colchicine,2-demethyl- | 1 |
| 272 | Colchicine,2-demethyl-2-acetyl- | 1 |
| 273 | Colchicine,6,7-dedihydro- | 1 |
| 274 | Colchicine,N-deacetyl-fluorescinyl- | 1 |
| 275 | Colchicine,N-deacetyl-N-methyl- | 1 |