Effect of Chewing Gum and Mouthwash Before Operation on Sore Throat After General Anesthesia With a Laryngeal Mask

Fudan University

Status: Unknown

Conditions: Postoperative Sore Throat

Treatments: Other: chewed mint gum; Other: Mouthwash

Study type: Interventional

Funder types: Other

Identifiers

NCT04644900

Na Chen

Details and patient eligibility

About

Postoperative sore throat (POST) is an important problem after general anaesthesia. We assessed whether chewing gum preoperatively or mouthwash can reduce the incidence of POST after general anaesthesia administered via a streamlined liner of the pharyngeal airway (SLIPA).

Enrollment: 70 estimated patients

Sex: Female

Ages: 20 to 65 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

American Society of Anaesthesiologists(ASA)class I or II 20~65 years body mass index(BMI)scores<30 undergoing elective hysteroscopic surgery

Exclusion criteria

chronic laryngitis chronic bronchitis asthma gastroesophageal reflux allergies to study drugs recent use of non-steroidal anti-inflammatory drugs(NSAIDS) a history of upper respiratory tract infection in the past one week Mallampati grade>2 a history of steroid therapy.

Trial design

Primary purpose: Prevention

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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70 participants in 2 patient groups

the Mouthwash group

Active Comparator group

Description:

Patients in the mouthwash group received 15 ml of honeysuckle antibacterial mouthwash and vomited it out after 2 minutes

Treatment:

Other: Mouthwash

the gum group

Active Comparator group

Description:

patients in group gum chewed one piece of herbal sugar-free gum for 2 minutes and then spat it out.

Treatment:

Other: chewed mint gum