Studying the effect of vitamin D on benign paroxysmal positional vertigo (BPPV)

Evaluation of the effects of vitamin D in patients with benign paroxysmal positional vertigo (BPPV)

Status

Recruiting

Phases

Phase 3

Study type

Interventional

Source

IRCT

Registry ID

IRCT20250207064676N1

Enrollment

100

Registered

2025-04-02

Start date

2025-04-21

Completion date

Unknown

Last updated

2025-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

benign paroxysmal positional vertigo(bppv). Benign paroxysmal vertigo

Interventions

Intervention 1: Intervention group : In the intervention group, in addition to standard BPPV treatment (Epley maneuver It is a treatment method performed by a physician and involves a series of four h

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: Patients with confirmed benign paroxysmal positional vertigo (BPPV) Over 18 years old Serum vitamin D levels should be between 30 and 50

Exclusion criteria

Exclusion criteria: Failure to complete the informed consent form Taking drugs that affect vitamin D metabolism History of ear surgery History of Meniere's disease History of labyrinthitis or vestibular neuritis Pregnancy or breastfeeding

Design outcomes

Primary

Measure	Time frame
Number of attacks of benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Time interval between attacks of benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Duration of benign paroxysmal positional vertigo attack. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Severity of benign paroxysmal positional vertigo attacks. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Symptoms associated with benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).	—

Measure

Time frame

Number of attacks of benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Time interval between attacks of benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Duration of benign paroxysmal positional vertigo attack. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Severity of benign paroxysmal positional vertigo attacks. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).;Symptoms associated with benign paroxysmal positional vertigo. Timepoint: Evaluation of benign paroxysmal positional vertigo before intervention and one month, three months, and six months after intervention. Method of measurement: Patient history in the form of a checklist and Hall-Pike maneuver (which is a diagnostic maneuver).

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactAbas Rezaeezade

Bagheiat-allah University of Medical Sciences

arezaeezade72a91@gmail.com+98 83 4814 2376

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026