Biofeedback Electromyography Training versus Botulinum Toxin A on Synkinesis and Facial Asymmetry in Bell's Palsy

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

PACTR

Registry ID

PACTR201811856336735

Enrollment

Registered

2018-11-09

Start date

2018-11-16

Completion date

Unknown

Last updated

2026-01-27

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

Conditions

Nervous System Diseases

Interventions

biofeedback electromyography

Botulinum toxin A injection

traditional physical therapy program for Synkinesis and facial asymmetry

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: • All patients have Bell's palsy for at least 4-6 months together with a form of synkinesis (ocular or oral). • All patients have long-term rehabilitation poor prognosisand gradual improvement. • All patients will have moderate degree of facial synkinesis and asymmetry according to Synkinesis Assessment Questionnaire • All patients will be assessed by the Sunnybrook Facial Grading System and House-Brackmann scale to detect degree of synkinesis pre and post treatment • All patients will clinically and medically stable when attending and during the study. • Age will range from 30-60.

Exclusion criteria

Exclusion criteria: • Upper motor neuron facial nerve palsy. • History of seizures or fainting. • keratitis, or other ocular diseases • anticoagulant therapy, • Pregnancy, breast-feeding. • Active infection in the area to be treated, neuromuscular junction disorders, or known hypersensitivity to any BoNT-A constituent.

Design outcomes

Primary

Measure	Time frame
The Sunnybrook Facial Grading System	—

Secondary

Measure	Time frame
The House Brackmann scale	—

Countries

Egypt

Contacts

Public ContactAmr Hassan

Kaser Al Ainy

Amrhasanneuro@Kasralainy.edu.eg002701006060809

Outcome results

None listed

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