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The Effect of Oral Magnesium as co-analgesics on Postoperative Pain after Wisdom tooth removal

The Effect of Oral Magnesium as Analgesic Adjuvant on Postoperative Pain Following Mandibular Third Molar Surgery: A Split-mouth Randomized Placebo-controlled Trial

Status
Active, not recruiting
Phases
Phase 4
Study type
Interventional
Source
TCTR
Registry ID
TCTR20221003004
Enrollment
25
Registered
2022-10-03
Start date
2023-01-02
Completion date
Unknown
Last updated
2026-08-03

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

Conditions

Patient with impacted mandibular third molar on both sides of mouth. Oral magnesium Magnesium supplement Analgesic adjuvant coanalgesic Postoperative pain Wisdom tooth Third molar

Interventions

Magnesium 500 mg/tablet which the participants will take a tablet orally immediately prior to surgery. They will continue to take for 3 days postoperatively in the same amount and at the same time as
Experimental Dietary Supplement,Placebo Comparator No treatment
Oral magnesium 500 mg,Placebo Group

Sponsors

Faculty of Dentistry, Chiang Mai University, Chiang Mai, Thailand
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Age over 18 years old. 2. Healthy status (American Society of Anesthesiologists (ASA) Class I and II). 3. Required removal of both impacted mandibular third molar. 4. Needed bone removal and/or tooth sectioning for removal of the mandibular third molars.

Exclusion criteria

Exclusion criteria: 1. History of allergy to medications used in this study. 2. Pregnancy or breast feeding. 3. History of systemic disease or conditions contraindicated to magnesium. 4. Presence of ongoing pain originated from mandibular third molar or orofacial region on the day of surgery. 5. History of analgesic intake within 1 week prior to surgery. 6. History of medication or supplement intake that can affect body magnesium level. 7. Psychiatric disorder. 8. Being unable to record postoperative outcomes and attend follow-up appointments. 9. Presence of signs and symptoms of local and/or systemic infection or associated pathology. 10. Removal of more than one third molar at the same sitting.

Design outcomes

Primary

MeasureTime frame
Postoperative pain intensity at rest 6, 24, 48, and 72 hours after third molar surgery Heft-Parker visual analog scale,Postoperative pain intensity on jaw movement 6, 24, 48, and 72 hours after third molar surgery Heft-Parker visual analog scale

Secondary

MeasureTime frame
The number of analgesic consumptions after surgery at specific time 1 week after surgery Patient reported outcome using a questionnaire and pill count,Composite of adverse events from magnesium intake 1 week after surgery Patient reported outcome using a questionnaire

Countries

Thailand

Contacts

Public ContactWarit Powcharoen

Chiang Mai University

warit.p@cmu.ac.th6653944440

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026