| Title |
| 391 Pyrantel Pamoate |
| 392 Pyrantel Pamoate Oral Suspension |
| 393 Pyrazinamide |
| 394 Pyrazinamide Tablets |
| 395 Pyrethrum Extract |
| 396 Pyridostigmine bromide |
| 397 Pyridostigmine Bromide Injection |
| 398 Pyridostigmine Bromide Syrup |
| 399 Pyridostigmine Bromide Oral Solution |
| 400 Pyridostigmine Bromide Tablets |
| 401 Pyridoxine Hydrochloride |
| 402 Pyridoxine Hydrochloride Injection |
| 403 Pyridoxine Hydrochloride Tablets |
| 404 Pyrilamine Maleate |
| 405 Pyrilamine Maleate Tablets |
| 406 Pyrimethamine |
| 407 Pyrimethamine Tablets |
| 408 Pyroxylin |
| 409 Pyrvinium Pamoate |
| 410 Pyrvinium Pamoate Oral Suspension |
| 411 Pyrvinium Pamoate Tablets |
| 412 Powdered Rauwolfia Serpentina |
| 413 Purified Rayon |
| 414 Precipitated Sulfur |
| 415 Purified Water |
| 416 Powdered Chaste Tree |
| 417 Powdered Chaste Tree Extract |
| 418 Powdered Red Clover |
| 419 Powdered Red Clover Extract |
| 420 Powdered Echinacea angustifolia |
