Phase 1 PK Interaction Study Between VX-509 and Prednisone or Methylprednisolone in Healthy Male Subjects

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Vertex Pharmaceuticals

Status and phase

Completed
Phase 1

Conditions

Drug Interactions

Treatments

Drug: Prednisone
Drug: Methylprednisolone
Drug: VX-509

Study type

Interventional

Funder types

Industry

Identifiers

NCT01886209
VX13-509-010

Details and patient eligibility

About

This study is designed to evaluate the effect of VX-509 on the pharmacokinetics (PK) of corticosteroids (prednisone or methylprednisolone) and the effect of corticosteroids on the PK of VX-509 and its metabolite. The study will also evaluate the safety and tolerability of VX-509 when coadministered with each of these corticosteroids.

Enrollment

28 estimated patients

Sex

Male

Ages

18 to 55 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • Male subjects between 18 and 55 years of age, inclusive
  • Body mass index (BMI) of 18.0 to 31.0 kg/m2, inclusive, and a total body weight >50 kg

Exclusion criteria

  • History of any illness that, in the opinion of the investigator or the subject's general practitioner, might confound the results of the study or pose an additional risk in administering study drug(s) to the subject. This may include, but is not limited to, history of cardiovascular or central nervous system disease, diabetes, history or presence of clinically significant pathology, or history of mental disease
  • Treatment with an investigational drug within 30 days or 5 half-lives preceding the first dose of study drug
  • Subject has a female partner who is pregnant, nursing, or planning to become pregnant during the study or within 90 days of the last dose of study drug
  • Positive test result for any of the following infectious disease tests at the Screening Visit: T-SPOT tuberculosis (TB) test, hepatitis B surface antigen, hepatitis C virus antibody, and human immunodeficiency virus 1 and 2 antibodies

Trial design

Primary purpose

Treatment

Allocation

Non-Randomized

Interventional model

Parallel Assignment

Masking

None (Open label)

28 participants in 2 patient groups

Cohort 1
Experimental group
Description:
Prednisone 10 mg tablet on Day 1 and 7; VX-509 200 mg tablets on Days 2 thru 7
Treatment:
Drug: VX-509
Drug: Prednisone
Cohort 2
Experimental group
Description:
Methylprednisolone 8 mg tablet on Day 1 and 7; VX-509 200 mg tablets on Days 2 thru 7
Treatment:
Drug: VX-509
Drug: Methylprednisolone

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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