Experiment 66908

Worktypes

Details

PropertyValue
Pharmacology
Administration routeEXTERNAL
OrganismHypericum perforatum (CLUSIACEAE)
CitationSCHEMPP,CM: LUDTKE,R: WINGHOFER,B: SIMON,J:. (2000). EFFECT OF TOPICAL APPLICATION OF HYPERICUM PERFORATUM EXTRACT (ST.JOHM'S WORT) ON SKIN SENSITIVITY TO SOLAR SIMULATED RADIATION.. 16(3)
Amount utilized
Compound isolated
DiseaseSIXTEEN VOLUNTEERS OF THE SKIN TYPES II AND III WERE TESTED ON THEIR VOLAR FOREARMS WITH SOLAR SIMULATED RADIATION FOR PHOTOSENSITIZING EFFECTS OF HYPERICUM OIL AND HYPERICUM OINTMENT. THE MINIMAL ERYTHEMA DOSE(MED) WAS DETERMINED BY VISUAL ASSESSMENT, AND SKIN ERYTHEMA WAS EVALUATED PHOTOMETRICALLY. WITH THE VISUAL ERYTHEMA SCORE, NO CHANGE OF THE MED COULD BE DETECTED AFTER APPLICATION OF EITHER HYPERICUM OIL OR HYPERICUM OINTMENT. WITH THE MORE SENSITIVE PHOTOMETRIC MEASUREMENT AN INCREASE OF THE ERYTHEMA-INDEX AFTER TREATMENT WITH THE HYPERICUM OIL COULD BE DETECTED. THE RESULTS DO NOT PROVIDE EVIDENCE FOR A SEVERE PHOTOTOXIC POTENTIAL OF HYPERICUM OIL AND HYPERICUM OINTMENT.
Dose amount100.0 MICROLITERS
Number1
Qualitative resultINACTIVE
AnimalHUMAN ADULT
Per unitPERSON
Dose expressionDOSE
ExtractTYPE EXT NOT STATED
GenderGIVEN TO BOTH SEXES