Phase 3
Completed N=507
A Study of the Long-term Safety of Sativex Use
Source: ClinicalTrials.gov NCT01606137 ↗Enrolled (actual)
507
Serious AEs
14.6%
Results posted
Aug 2012
Primary outcomePrimary: Incidence of Adverse Events as a Measure of Subject Safety. — 477 participants
Summary
Subjects who had previously received GW-1000-02 in a GW study who opted to continue using it in the long-term were monitored for ongoing tolerability and evidence of clinical benefit.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Incidence of Adverse Events as a Measure of Subject Safety. |
477 | — |
| SECONDARY Change From Parent Study Baseline in Spasticity 0-10 Numerical Rating Scale Score After 52 Weeks of Treatment. |
-1.83 | — |
| SECONDARY Change From Parent Study Baseline in Central Neuropathic Pain 0-10 Numerical Rating Scale Score at 52 Weeks of Treatment. |
-2.96 | — |
| SECONDARY Change From Parent Study Baseline in Neuropathic Pain 0-10 Numerical Rating Scale Score at 52 Weeks of Treatment in Multiple Sclerosis Subjects. |
-3.11 | — |
| SECONDARY Change From Parent Study Baseline in Pain 0-10 Numerical Rating Scale Score at 52 Weeks of Treatment. |
-2.57 | — |
| SECONDARY Subject Assessment of Benefit at the Last Study Visit in Those Experiencing Neuropathic Pain Due to Multiple Sclerosis. |
75 | — |
| SECONDARY Investigator Assessment of Benefit at the Last Study Visit in Those Experiencing Neuropathic Pain Due to Multiple Sclerosis. |
76 | — |
| SECONDARY Subject Assessment of Benefit at the Last Study Visit in Those Experiencing Central Neuropathic Pain. |
112 | — |
| SECONDARY Investigator Assessment of Benefit at the Last Study Visit in Those Experiencing Central Neuropathic Pain. |
111 | — |
| SECONDARY Subject Assessment of Benefit at the Last Study Visit in Those Experiencing Pain. |
193 | — |
| SECONDARY Investigator Assessment of Benefit at the Last Study Visit in Those Experiencing Pain. |
190 | — |
| SECONDARY Subject Assessment of Benefit at the Last Study Visit in All Multiple Sclerosis Subjects. |
199 | — |
| SECONDARY Investigator Assessment of Benefit at the Last Study Visit in All Multiple Sclerosis Subjects. |
200 | — |
| SECONDARY Investigator Global Assessment at the Last Study Visit in Subjects With Neuropathic Pain Due to Multiple Sclerosis. |
30 | — |
| SECONDARY Investigator Global Assessment at the Last Study Visit in Subjects With Central Neuropathic Pain. |
83 | — |
| SECONDARY Investigator Global Assessment at the Last Study Visit in Subjects With Pain. |
122 | — |
| SECONDARY Investigator Global Assessment at the Last Study Visit in Subjects With Multiple Sclerosis. |
87 | — |
Eligibility Criteria
Inclusion Criteria
- Willing and able to give informed consent.
- Male or female aged 18 years or above.
- Diagnosed with a condition categorised as one of the following: multiple sclerosis, spinal cord conditions, peripheral nerve injury or central nervous system damage associated with vascular, traumatic, infective, genetic or metabolic disease and whose symptom(s) were not wholly relieved by currently available therapy, prior to the previous study of GW-1000-02 or placebo.
- Had participated in a GW clinical study using GW-1000-02 within the previous month.
- Had shown tolerability to the study medication during the previous GW study.
- Was expected, by the investigator, to gain clinical benefit from receiving long-term GW-1000-02.
- Were willing, if female and of child bearing potential or male subjects with a partner of child bearing potential, to ensure that effective contraception was used during the study and for three months thereafter.
- Had not used cannabinoids (cannabis, Marinol or Nabilone) for at least seven days before Visit 1 (the exception being GW-1000-02 given as study medication) and were willing to abstain from any use of cannabis during the study.
- Recent (within seven days) haematology and blood chemistry that was normal or considered clinically acceptable in view of the subjects underlying condition.
- Able (in the investigators opinion) and willing to comply with all study requirements.
- Willing for the Home Office to be notified of his or her participation in the study.
- Willing to allow his or her general practitioner and consultant, if appropriate, to be notified of participation in the study.
Exclusion Criteria
- History of serious psychiatric illness, including schizophrenia, other psychotic illness or severe personality disorder other than depression associated with the underlying condition.
- Known or strongly suspected of alcohol or substance abuse or considered by the investigator to have been at risk of alcohol or substance abuse.
- Severe cardiovascular disorder, such as ischaemic heart disease, arrhythmias (other than well controlled atrial fibrillation), poorly controlled hypertension or severe heart failure.
- History of epilepsy or convulsions.
- Significant renal or hepatic impairment.
- Terminally ill.
- Any other significant disease or disorder which, in the opinion of the investigator, may have either put the subject at risk because of participation in the study, or may have influenced the result of the study, or the subject's ability to participate in the study.
- Female subjects who were pregnant, lactating or planning pregnancy during the course of the study.
- Regular levodopa (Sinemet, Sinemet Plus, Levodopa, L-dopa, Madopar, Benserazide) therapy within seven days of study entry.
- Known or suspected hypersensitivity to cannabinoids or any of the excipients of the study medication.
- Known or suspected adverse reaction to cannabinoids.
- Donation of blood during the study.
- Previous participation in this study.
Data sourced from ClinicalTrials.gov (NCT01606137). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication. Informational only — not medical advice.