Completed NA INTERVENTIONAL 2-arm NCT04204304

Relationship Between Serum Vitamin D Levels and Musculoskeletal Adverse Effects in Patients Using Isotretinoin

The Relationship Between Serum 25 Hydroxy Vitamin D Levels and Musculoskeletal Adverse Effects in Patients With Acne Vulgaris Using Isotretinoin: A Cross-sectional Controlled Study

Sponsor: Ankara Training and Research Hospital

Conditions Isotretinoin Adverse Reaction Musculoskeletal Disease Other Vitamin D Deficiency

Interventions Isotretinoin

Updated 5 times since 2020 Last updated: Dec 17, 2019 Started: Mar 15, 2019 Primary completion: Aug 15, 2019 Completion: Oct 1, 2019

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04204304, this NA trial focuses on Isotretinoin Adverse Reaction and Musculoskeletal Disease Other and remains completed. Sponsored by Ankara Training and Research Hospital, it has been updated 5 times since 2019, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

5 versions recorded

Sep 2025 — Present [monthly]

Completed NA
Sep 2024 — Sep 2025 [monthly]

Completed NA
Jul 2024 — Sep 2024 [monthly]

Completed NA
Jan 2021 — Jul 2024 [monthly]

Completed NA
Jan 2020 — Jan 2021 [monthly]

Completed NA

First recorded

Mar 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Ankara Training and Research Hospital

Data source: Ankara Training and Research Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Ankara, Turkey (Türkiye)