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Trial · NCT02351115

Staccato Alprazolam and Photoparoxysmal Response

NCT02351115, Phase 2, Completed, Nova Pneuma Inc.; results first posted 2021-08-10

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Staccato Alprazolam and Photoparoxysmal Response. Trials, record NCT02351115. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02351115

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Staccato Alprazolam and Photoparoxysmal Response
NCT number
NCT02351115
Status
Completed
Phases
Phase 2
Enrollment
5 participants, actual
Lead sponsor
Nova Pneuma Inc.
Conditions
Epilepsy
Interventions
A=Placebo, B=Inhaled Alprazolam 0.5 mg, C=Inhaled Alprazolam 1 m, D= Inhaled Alprazolam 2 mg, E=Placebo
First posted
2015-01-30
Last updated
2026-04-20
Results first posted
2021-08-10

Source ClinicalTrials.gov

Registered outcomes6

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryMaximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)
SPR was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred at: 10 min for alprazolam 2 mg, 1 hour for alprazolam 0.5 and 1 mg and placebo
Photosensitivity describes the presentation of an epileptiform EEG response (photoparoxysmal response) from exposure to intermittent photic stimulation (IPS). SPR is the number of frequency steps (2, 5, 8, 10, 13, 15, 18, 20, 23, 25, 30, 40, 50 and 60 Hz). between the upper and lower limits of sensitivity to IPS for that patient at that time, in order not to evoke seizures. Thus a reduction (-change) means the intervention is working (desired effect on sensitivity)
SecondaryMaximum Sedation Using Visual Analog Scale (Sedated-Alert)
Sedation was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred at:: 30 min for alprazolam 1 mg, 1 hour for alprazolam 0.5 and 2 mg, and 4 hours for placebo
Maximum change (in mm) from pretreatment baseline in level of sedation reported by the patient on a 100 mm line anchored by Sedated (0) and Alert (100)
SecondaryMaximum Sedation Using Visual Analog Scale (Sleepy-Awake)
Sleepiness was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred: at: 30 min for alprazolam 1 mg, 1 hour for alprazolam 0.5 and 2 mg and placebo
Maximum change (in mm) from pretreatment baseline in level of sedation reported by each subject on a 100 mm line anchored by Sleepy (0) and Awake (100)
SecondaryCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Standardized Photosensitivity Range (SPR)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPearson correlation of all paired plasma concentrations of alprazolam (PK) with pharmacodynamic effect on SPR (PD) for each alprazolam dose
SecondaryCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Visual Analog Scale (Sedated-Alert)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPearson correlation of all paired plasma concentrations of alprazolam (PK) with pharmacodynamic effect on Sedation (PD) for each alprazolam dose
SecondaryCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Visual Analog Scale (Sleepy-Awake)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPearson correlation of all paired plasma concentrations of alprazolam (PK) with pharmacodynamic effect on Sleepiness (PD) for each alprazolam dose

Outcomes6

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYMaximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)
SPR was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred at: 10 min for alprazolam 2 mg, 1 hour for alprazolam 0.5 and 1 mg and placebo
All 5 patients received all 4 treatments (crossover design)Number of frequency stepsMEAN
SECONDARYMaximum Sedation Using Visual Analog Scale (Sedated-Alert)
Sedation was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred at:: 30 min for alprazolam 1 mg, 1 hour for alprazolam 0.5 and 2 mg, and 4 hours for placebo
All 5 patients received each of the 4 treatments after washout (crossover design)units on a scaleMEAN
SECONDARYMaximum Sedation Using Visual Analog Scale (Sleepy-Awake)
Sleepiness was recorded pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administration The maximum change from baseline occurred: at: 30 min for alprazolam 1 mg, 1 hour for alprazolam 0.5 and 2 mg and placebo
All 5 patients received each of the 4 treatments after washout (crossover design)units on a scaleMEAN
SECONDARYCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Standardized Photosensitivity Range (SPR)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPK-PD population pairs, All 5 crossover subjects by alprazolam treatment received~Number of PK-PD pairs per dose (n) = 35 (7 time points x 5 subjects)correlation coefficientMEAN
SECONDARYCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Visual Analog Scale (Sedated-Alert)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPK-PD population pairs, All 5 crossover subjects by alprazolam treatment received~Number of PK-PD pairs per dose (n) = 35 (7 time points x 5 subjects)correlation coefficientMEAN
SECONDARYCorrelation of Plasma Concentrations of Alprazolam With Pharmacodynamic Effects on Visual Analog Scale (Sleepy-Awake)Pretreatment, 2, 10, 30 min, 1, 2, 4, and 6 hr post each study drug administrationPK-PD population pairs, All 5 crossover subjects by alprazolam treatment received~Number of PK-PD pairs per dose (n) = 35 (7 time points x 5 subjects)correlation coefficientMEAN

Results by group21

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Maximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)Inhaled Placebo-0.290% Confidence Interval -1.87 to 1.47Number of frequency steps
Maximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)Staccato Alprazolam, 0.5 mg-4.490% Confidence Interval -6.98 to -1.82Number of frequency steps
Maximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)Staccato Alprazolam, 1 mg-5.290% Confidence Interval -7.85 to -2.55Number of frequency steps
Maximum Observed Change From Pretreatment Baseline in the Standardized Photosensitivity Range (SPR)Staccato Alprazolam, 2 mg-4.890% Confidence Interval -7.99 to -1.61Number of frequency steps
Maximum Sedation Using Visual Analog Scale (Sedated-Alert)Inhaled Placebo-5.390% Confidence Interval -23.84 to 13.34units on a scale
Maximum Sedation Using Visual Analog Scale (Sedated-Alert)Staccato Alprazolam, 0.5 mg-5890% Confidence Interval -82.77 to -33.23units on a scale
Maximum Sedation Using Visual Analog Scale (Sedated-Alert)Staccato Alprazolam, 1 mg-67.490% Confidence Interval -87.47 to -47.33units on a scale
Maximum Sedation Using Visual Analog Scale (Sedated-Alert)Staccato Alprazolam, 2 mg-70.690% Confidence Interval -94.06 to -47.14units on a scale
Maximum Sedation Using Visual Analog Scale (Sleepy-Awake)Inhaled Placebo-9.290% Confidence Interval -26.33 to 7.93units on a scale
Maximum Sedation Using Visual Analog Scale (Sleepy-Awake)Staccato Alprazolam, 0.5 mg-5490% Confidence Interval -72.59 to -35.31units on a scale

Participant flow15

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDBEADC1
Overall StudySTARTEDCDAEB1
Overall StudySTARTEDDEBAC1
Overall StudySTARTEDEDBAC1
Overall StudySTARTEDCABED1
Overall StudyCOMPLETEDBEADC1
Overall StudyCOMPLETEDCDAEB1
Overall StudyCOMPLETEDDEBAC1
Overall StudyCOMPLETEDEDBAC1
Overall StudyCOMPLETEDCABED1

Adverse events92

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherEye irritationEye disordersInhaled Placebo151
otherEye irritationEye disordersStaccato® Alprazolam, 0.5 mg050
otherEye irritationEye disordersStaccato® Alprazolam, 1 mg050
otherEye irritationEye disordersStaccato® Alprazolam, 2 mg050
otherLacrimation increasedEye disordersInhaled Placebo050
otherLacrimation increasedEye disordersStaccato® Alprazolam, 0.5 mg151
otherLacrimation increasedEye disordersStaccato® Alprazolam, 1 mg151
otherLacrimation increasedEye disordersStaccato® Alprazolam, 2 mg151
otherAbdominal pain upperGastrointestinal disordersInhaled Placebo050
otherAbdominal pain upperGastrointestinal disordersStaccato® Alprazolam, 0.5 mg151

Adverse event totals12

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityInhaled Placebo05
Total, all-cause mortalityStaccato® Alprazolam, 0.5 mg05
Total, all-cause mortalityStaccato® Alprazolam, 1 mg05
Total, all-cause mortalityStaccato® Alprazolam, 2 mg05
Total, other adverse eventsInhaled Placebo25
Total, other adverse eventsStaccato® Alprazolam, 0.5 mg25
Total, other adverse eventsStaccato® Alprazolam, 1 mg35
Total, other adverse eventsStaccato® Alprazolam, 2 mg45
Total, serious adverse eventsInhaled Placebo05
Total, serious adverse eventsStaccato® Alprazolam, 0.5 mg05

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT02351115

GET https://conductscience.org/api/trials/v1/NCT02351115/results?page=2