ClinicalTrials.Veeva

Menu

Supplementation After Bariatric Surgery

R

Region Östergötland

Status

Unknown

Conditions

Bariatric Surgery
Obesity
Micronutrient Deficiencies

Treatments

Procedure: Gastric Bypass, Sleeve Gastrectomy

Study type

Observational

Funder types

Other

Identifiers

NCT04412421
Vitamin study 01

Details and patient eligibility

About

The aim of this study is to assess medication adherence to vitamin and mineral supplements after bariatric surgery and identify factors that may influence adherence. All study participants are prescribed life-long treatment with daily oral vitamin B12 and Calcium/Vitamin-D. Menstruating women are also prescribed daily oral iron supplementation. Post-operative adherence rate is retrieved from Pharmacy refill data, collected from the Swedish Prescribed Drug Register, the five first years after bariatric surgery.

Full description

The aim of this study is to assess medication adherence to vitamin- and mineral supplementation after bariatric surgery, identify factors that may influence adherence, as well as study the development of micronutrient deficinencies detectable by blood sampling.

All study participants are prescribed life-long treatment with daily oral vitamin B12 and Calcium/Vitamin-D. Menstruating women are also prescribed daily oral iron supplementation.

Post-operative adherence rate is retrieved from pharmacy refill data, collected from The Swedish Prescribed Drug Register, at one, two and five years after bariatric surgery.

Enrollment

260 patients

Sex

All

Ages

18+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Informed consent
  • Patients subjected to bariatric surgery at Vrinnevi Hospital, Norrköping, Sweden

Exclusion criteria

  • Unable to read and understand Swedish

Trial contacts and locations

1

Loading...

Data sourced from clinicaltrials.gov

Clinical trials

Find clinical trialsTrials by location
© Copyright 2026 Veeva Systems