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Your journey
1What's a trial
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More info
You can access this
clinical trial
if you have
Hypophosphatemia, Familial, Rickets or Hyperphosphatemia
and you are
This is an observational trial.
You are contributing to medical knowledge about your condition.
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The purpose

The purpose of the study is to do a follow-up survey of all individuals with hereditary hypophosphatemia in Norway, focusing on manifestations in childhood and adolescence. The investigators also want to study phenotype-genotype associations, and look for new genes, in all forms of hereditary hypo and hyperphosphatemia.

Provided treatments

  • : Alfacalcidol; phosphate.
  • Drug: Sevelamer

Locations near you

Unfortunately, there are no recruiting locations near you. Please check the list with all locations below.
Tris trial is registered with FDA with number: NCT01057186. The sponsor of the trial is Haukeland University Hospital and it is looking for 80 volunteers for the current phase.
Official trial title:
Hypophosphatemic Rickets in Norway