# A Study to Learn How Different Amounts of the Study Medicine Called PF-08103402 Are Tolerated and Act in the Body in Healthy Adults or Adults With Mild To-moderate Asthma

> **NCT07660731** · PHASE1 · RECRUITING · sponsor: **Pfizer** · enrollment: 133 (estimated)

## Conditions studied

- Healthy Volunteer Study
- Healthy Adults
- Healthy Participants
- Asthma

## Interventions

- **DRUG:** PF-08103402
- **DRUG:** Placebo
- **DRUG:** Midazolam

## Key facts

- **NCT ID:** NCT07660731
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2026-06-17
- **Primary completion:** 2027-03-30
- **Final completion:** 2027-03-30
- **Target enrollment:** 133 (ESTIMATED)
- **Last updated:** 2026-09-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07660731

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07660731, "A Study to Learn How Different Amounts of the Study Medicine Called PF-08103402 Are Tolerated and Act in the Body in Healthy Adults or Adults With Mild To-moderate Asthma". Retrieved via MORVS 2026-10-20 from https://api.morvs.ai/clinical/NCT07660731. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*