PALIPERIDONE
PANTOPRAZOLE
PENTOXIFYLLINE
PHENACETIN
PHENIRAMINE
PHENOBARBITAL
PHENYTOIN
PREDNISOLONE
PRIMIDONE
PROCAINE
PROPAFENONE
PROPRANOLOL
QUETIAPINE
RAMIPRIL
RANITIDINE
RIFAXIMIN
RISPERIDONE
RITONAVIR
RIVASTIGMINE
ROXITHROMYCIN
SALICYLIC ACID
SERTRALINE
SITAGLIPTIN
SOTALOL
SPIRAMYCIN
STAVUDINE
SULFADIAZINE
SULFADIMETHOXINE
SULFAMETHAZINE
SULFAMETHIZOLE