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Pharmacokinetic Study Comparing Aspirin and Effervescent Aspirin

An Open Label 4-Way Crossover Pharmacokinetic Trial of New Formula Aspirin Versus Effervescent Aspirin in Healthy Adult Subjects

Status
Completed
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01081353
Enrollment
26
Registered
2010-03-05
Start date
2010-02-28
Completion date
2010-03-31
Last updated
2014-06-26

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

Conditions

Pharmacokinetics

Keywords

Aspirin, Acetylsalicylic Acid

Brief summary

To determine the bioequivalence of new formula of aspirin relative to the established commercial effervescent aspirin when taken orally by healthy adult subjects

Interventions

DRUGAspirin Aspro

One effervescent tablet under fasting conditions

DRUGAlka Seltzer Extra Strength

One effervescent tablet under fasting conditions

DRUGAspirin Migraine

One effervescent tablet under fasting conditions

DRUGAcetylsalicylic Acid (Aspirin BAY1019036)

One tablet of new formula Aspirin under fasting conditions

Sponsors

Bayer
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
CROSSOVER
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 55 Years
Healthy volunteers
Yes

Inclusion criteria

* Healthy male and female subjects between 18 to 55 years of age inclusive with a Body Mass Index (BMI) of approximately 18 to 30 kg/m2; and a total body weight \>50 kg (110 lbs) * Results of screening and clinical laboratory tests are within normal range or considered not clinically significant by the Principal Investigator or Sponsor * Female subjects of childbearing potential must be using a medically acceptable form of birth control for at least 1 month prior to screening (3 months on oral contraceptives), e.g., oral or patch contraceptives, intrauterine device, Depo-Provera, or a double barrier and have a negative pregnancy test at Screening and Day 0 for each Dosing Period. Female subjects of non-childbearing potential must be amenorrheic for at least 2 years or had a hysterectomy and/or bilateral oophorectomy * Be willing to participate in all scheduled visits, treatment plan, laboratory tests and other trial procedures according to the clinical protocol

Exclusion criteria

* History of hypersensitivity to aspirin (ASA), Nonsteroidal Antiinflammatory Drugs (NSAIDs), acetaminophen and similar pharmacological agents or components of the products * Eighteen to twenty year olds with a viral infection, with or without fever, at the time of dosing - Syndromes of asthma, rhinitis or nasal polyps * Females who are pregnant or lactating * Have taken ASA, ASA-containing products, acetaminophen or any other NSAID (Over the counter (OTC) or prescription) 7 days prior to dosing or during the treatment period, other than trial treatment * Smokers or currently consuming any type of tobacco product(s) including any smoking cessation nicotine-containing product (e.g., nicotine patch, nicotine gum)

Design outcomes

Primary

MeasureTime frame
Bioavailability of new formulation aspirin versus marketed effervescent tablets (500mg aspirin)24 hours

Secondary

MeasureTime frame
Adverse event collection24 hours

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026