Acute Necrotising Ulcerative Gingivitis and Pericoronitis (Antimicrobial)
TAM (Treatments and Medicines) NHS Highland
What's new / Latest updates
27/09/24
- title changed.
- now incorporates AMT109 Pericoronitis guidance.
- added in 'Refer to dental services for local measures in the first instance. See Drug Prescribing in Dentistry from SDCEP section on NUG and pericoronitis.'
- added 'First choice' to metronidazole and included 'Alternative Amoxicillin 500mg three times a day.'
Refer to dental services for local measures in the first instance. See Drug Prescribing in Dentistry from SDCEP section on NUG and pericoronitis.
If the patient is immunocompromised, they should advise the dental helpline operator who in turn will prioritise their call directly to the Clinical Dental Manager.
Acute necrotising ulcerative gingivitis – refer to dentist for scaling and oral hygiene advice.
Pericoronitis – refer to dentist for irrigation and debridement.
Use in combination with antiseptic mouthwash if pain limits oral hygiene.
Drug details
First choice:
Metronidazole 400mg three times daily
Alternative:
Amoxicillin 500mg three times a day
3 days
Chlorhexidine 0·12-0·2% (do not use within 30 mins of toothpaste). Rinse mouth with 10ml diluted with 10ml water for 1 minute twice daily.
Always spit out after use.
Use until lesions resolve or less pain allows oral hygiene.
Hydrogen Peroxide 6%. Rinse mouth with 15ml diluted in ½ glass warm water for 2 mins three times daily
Always spit out after use.
Use until lesions resolve or less pain allows oral hygiene.