Siklos er indiceret til forebyggelse af recidiverende smertefulde vasookklusive kriser og akut lungesvigt (acute chest syndrome) hos pædiatriske og voksne patienter, der lider af symptomatisk seglcellesygdom.
Siklos is indicated for the prevention of recurrent painful vaso-occlusive crises including acute chest syndrome in paediatric and adult patients suffering from symptomatic Sickle Cell Syndrome.