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Essential Tremor study

Essential Tremor study

The primary objective of this study is to assess the efficacy of botulinum toxin injections to the upper limb muscles for essential tremor.

In the first part of the study, only one arm will be injected with either botulinum toxin or placebo and then followed up for 6 months. After, six months both arms will be injected with botulinum toxin and followed up for 3 months. A total of eleven visits will be needed over 9 months.

Participant Eligibility

Are you suffering from essential tremor in both arms?

We are looking for females and male subjects, 18 years and older, to participate in an essential tremor study.

You will be given injection treatments with a drug (active substance Botulinumtoxin A) if you have visible tremor at wrist level in both arms.

You will be invited to come to the study site for up to 11 visits. The total study duration is 36 weeks plus up to 3 weeks screening period. Ask your doctor if they think you might be eligible.

You will be given complimentary treatment from experienced doctors.

For more details please contact our study personal under:

Ib Odderson, MD, PhD
University of Washington Medical Center
1959 NE Pacific St, Seattle WA 98195


Ib Odderson, MD, PhD
(206) 543-0119

Additional Study Details

Full Study Title
Prospective, randomized, double-blind, placebo-controlled, parallel-group trial with an open-label period to investigate the efficacy and safety of NT 201 in the unilateral and bilateral treatment of essential tremor of the upper limb

Study ID: STUDY00011617
Start Date: 10/30/2020
End Date: 05/01/2022

Chrissie Cirovic, ND, Research Coordinator
Ali Samii, MD
Kimmy Sue, MD

Accepts Healthy Volunteers?

Study Site(s)

University of Washington, Seattle

1959 NE Pacific St BB933
Seattle, Washington 98195


Use the link below to send a message to the study coordinator, or call the number above to speak directly with a study representative.

I am interested in this research study.