Barotrauma in Hyperbaric Oxygen Therapy

ConditionBarotrauma
Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorJohn Muir Health

About this trial

The purpose of this research is to study whether the use of pseudoephedrine can help prevent middle ear trauma during HBOT. Pseudoephedrine is an approved drug that is used for temporary relief of nasal or sinus pain and pressure.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

New patient requiring HBOT (either inpatient or outpatient)

Age greater than or equal to 18 years and less than 80 years

Fluent in English

Full decision capacity

Disqualifiers

Enrollment would delay hyperbaric therapy more than 30 minutes in patients with emergent indications (example: Central Retinal Arterial Occlusion, Carbon Monoxide, Air Gas Embolism)

Contraindication to pseudoephedrine (monoamine oxidase inhibitors (MAOI) use, pregnancy, glaucoma, heart disease, allergy to drug class)

Systolic Blood Pressure >160

Diastolic Blood Pressure > 90

Trial design

Design model

Parallel

Treatments tested in this trial

  • Pseudoephedrine Pill

    Drug

    One-time 60mg dose given orally between 45-120 minutes prior to hyperbaric oxygen therapy

  • Placebo

    Drug

    One time dose given orally between 45-120 minutes prior to hyperbaric oxygen therapy

Treatment groups

90 Participants
are divided into 2 treatment groups
Group A: PseudoephedrineExperimental treatment 1 intervention
Group B: PlaceboPlacebo comparator 1 intervention

Trial outcomes

Primary outcomes

1

Compare changes in self-reported ear pain during hyperbaric oxygen therapy

Patients to describe pain on a numerical scale before, during and after hyperbaric oxygen therapy

Time frame
45-60 minutes

Secondary outcomes

1

Incidence of completed compression

Compare frequency of complete versus aborted hyperbaric oxygen therapy session due to pain.

Time frame
1 minute

Other outcomes

Sponsors and contacts

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