Completed NA INTERVENTIONAL 2-arm NCT05770596

Vitamin C on Acute and Chronic Post Mastectomy Pain

Impact of Perioperative Vitamin C on Acute and Chronic Post Mastectomy Pain After Breast Cancer Surgery

Sponsor: Tanta University

Conditions Post-mastectomy Pain Syndrome Vitamin C

Interventions placebo group vitamin C group

Updated 8 times since 2023 Last updated: Dec 19, 2025 Started: Apr 1, 2023 Primary completion: Dec 3, 2024 Completion: Dec 3, 2025

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

This NA trial investigates Post-mastectomy Pain Syndrome and Vitamin C and is currently completed. Tanta University leads this study, which shows 8 recorded versions since 2023 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

8 versions recorded

Jan 2026 — Present [monthly]

Completed NA

Status: Active Not Recruiting → Completed
May 2025 — Jan 2026 [monthly]

Active Not Recruiting NA
Jan 2025 — May 2025 [monthly]

Active Not Recruiting NA

Status: Recruiting → Active Not Recruiting
Sep 2024 — Jan 2025 [monthly]

Recruiting NA
Jul 2024 — Sep 2024 [monthly]

Recruiting NA

▶ Show 3 earlier versions

Jun 2024 — Jul 2024 [monthly]

Recruiting NA
May 2023 — Jun 2024 [monthly]

Recruiting NA

Status: Not Yet Recruiting → Recruiting
Apr 2023 — May 2023 [monthly]

Not Yet Recruiting NA

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Tanta University

Data source: Tanta University

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

Study Locations

• Tanta, Egypt