- Pylera
- Pyrantel
- Pyrazinamide
- Pyrethrum
- Pyrethrum, Combinations
- Pyridium
- Pyridium Plus
- Pyridorin
- Pyridostigmine
- Pyridoxal Phosphate
- pyridoxine (vit B6)
- Pyril D
- Pyril DM
- Pyril Tann-12
- Pyrimethamine
- Pyrimethamine, Combinations
- Pyrithione Zinc
- Pyrithyldione
- Pyritinol
- Pyrlex
- Pyrlex CB
- Pyrlex PD
- Pyrrobutamine
- Pyrrobutamine, Combinations
- Pyrrolnitrin
- Pyrroxate
- Pyrroxate Cold & Congestion
- Pyrvinium