Images (1)
Hydroquinone
Synonym(s)
Hydroquinones (INCI); Hydroquinones (INCI-Kennzeichnung)
DefinitionThis section has been translated automatically.
Depigmentation agent.
Pharmacodynamics (Effect)This section has been translated automatically.
Inhibition of tyrosinase and oxidative phosphorylation and thus of melanin synthesis; existing pigment is not destroyed.
IndicationThis section has been translated automatically.
Ephelides, lentigines, Chloasma.
Dosage and method of useThis section has been translated automatically.
Apply thinly to the changed skin once/day. Treatment duration 6-12 weeks. Stop treatment if no skin lightening occurs after 3 months at the latest.
Standard concentrationThis section has been translated automatically.
2-3% in ointments and creams. There is no prescription obligation; a concentration limit of up to 3% is recommended.
Remember! Controversial therapy principle, perform epicutaneous test before use! Negative monograph!
Important: A combination preparation is preferable to monotherapy.
Undesirable effectsThis section has been translated automatically.
Allergic reactions, permanent depigmentation, danger of inducing vitiligo (especially in dark-skinned people).
IncompatibilityThis section has been translated automatically.
Alkaline reacting substances, oxidizing agents, iron and heavy metal salts.
Recipe(s)This section has been translated automatically.
See also the depigmenting 3% hydroquinone ointment.
PreparationsThis section has been translated automatically.
Finished preparations are available with the 5% hydroquinone cream Pigmanorm® (Widmer).