PH
- Pharaohfentanyl
- Phenacetin
- Phenacetine
- Phenaridine
- Phenazepam
- Phenazepam 4-oxide
- Phencyclidine (PCP)
- Phendimetrazine
- Phenethyl 4-ANPP
- Phenethylamine (2-)
- Phenethylamine (PEA)
- Phenetrazine
- Phenformin
- Phenibut
- Pheniramine
- Phenmetetrazine
- Phenmetrazine
- Phenobarbital
- Phenolphthalein
- Phenoxyacetyl Fentanyl
- Phenoxyethyl-norfentanyl
- Phenprobamate
- Phenprocoumon
- Phentermine
- Phentolamine
- Phenyl fentanyl
- Phenylacetyl Fentanyl
- Phenylbutazone
- Phenylephrine
- Phenylpiracetam
- Phenylpropyl-norfentanyl
- Phenylpropylmethylamine
- Phenytoin
- Pholcodine
- Pholedrine (4-hydroxymethamphetamine)
- Phosphamidon