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EN3409

Phase 3

Low Back Pain | Small molecule | Musculoskeletal |Collegium Pharmaceutical, Inc.|Last Updated: Oct 18, 2018

Success Probability

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Market & Valuation

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Trial Design

UNCONTROLLED
Total Trials1
Total Enrollment304

FDA Designations

No designations recorded

Clinical trial landscape

EN3409 · 1 trial · 3 indications

Phase 3 1
NCT01755546Long-term Open-Label Safety Study to Evaluate EN3409Low Back Pain
COMPLETED304 Analytics
PHASE3COMPLETED
Long-term Open-Label Safety Study to Evaluate EN3409
Low Back PainUnlock trial analytics

Study Endpoints

Primary Endpoints

Change From Baseline to Week 48 in Daily Average NRS Pain Intensity Score
48 weeks

The NRS Pain intensity score is a segmented version of a visual analog scale used to measure pain. The scale is from 0 (no pain) to 10. Scores between greater than 0 and 3 are considered mild pain, scores from greater than 3 to 6 are moderate and greater than 6 to 10 are severe. The daily average is calculated and the change from baseline at week 48 is presented.

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Study Design & Arms

AllocationNA
MaskingNONE
ModelSINGLE_GROUP
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
EN3409EXPERIMENTALBuprenorphine HCI Buccal File at doses ranging from 300-900 mcg twice daily

Interventions

NameTypeDescription
EN3409DRUGOpen-Label Buprenorphine HCI Buccal Film at doses 300-900 mcg twice daily
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites57

Inclusion Criteria: * Female subjects who are practicing abstinence or using a medically acceptable form of contraception or have been postmenopausal, biologically sterile, or surgically sterile for more than 1 year * Male subjects who are practicing abstinence, surgically sterile, or are using a m...

Countries:United States
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Frequently asked questions about EN3409

What is EN3409 used for?

EN3409 is an investigational small molecule being developed for the treatment of low back pain. It is also being studied for osteoarthritis and neuropathic pain. The drug is currently in Phase 3 clinical development and is not yet approved by the FDA.

Who makes EN3409?

EN3409 is being developed by Collegium Pharmaceutical, Inc., a company traded on the NASDAQ under the ticker symbol COLL. The company is conducting clinical trials to evaluate the safety and efficacy of this investigational drug for pain-related conditions.

What phase is EN3409 in?

EN3409 is in Phase 3 clinical development. It is an investigational drug, meaning it has not yet received FDA approval. The Phase 3 program includes a completed long-term open-label safety study, and the drug remains under clinical investigation.

What clinical trials is EN3409 in?

EN3409 has one completed Phase 3 clinical trial registered under NCT01755546. This was a long-term open-label safety study that enrolled 304 participants with low back pain, osteoarthritis, or neuropathic pain. The trial was conducted in the United States and involved adults aged 18 years and older.

Is EN3409 a controlled or blinded study?

The completed clinical trial for EN3409, NCT01755546, was an uncontrolled, open-label study. It was not randomized and did not use a double-blind design. The study had no control group, meaning all participants received the investigational drug.