| E.1 Medical condition or disease under investigation |
| E.1.1 | Medical condition(s) being investigated |
| Pharmacological refractory cluster headache with durations of periods of attacks normally more than 2 months |
|
| E.1.1.1 | Medical condition in easily understood language |
| Pharmacological refractory cluster headache with durations of periods of attacks normally more than 2 months |
|
| E.1.1.2 | Therapeutic area | Analytical, Diagnostic and Therapeutic Techniques and Equipment [E] - Therapeutic techniques [E02] |
| MedDRA Classification |
| E.1.2 Medical condition or disease under investigation |
| E.1.2 | Version | 14.1 |
| E.1.2 | Level | LLT |
| E.1.2 | Classification code | 10009698 |
| E.1.2 | Term | Cluster headaches |
| E.1.2 | System Organ Class | 100000004852 |
|
| E.1.3 | Condition being studied is a rare disease | Yes |
| E.2 Objective of the trial |
| E.2.1 | Main objective of the trial |
| To evaluate the safety of injections of botulinum toxin towards the sphenopalatine ganglion in cluster headache |
|
| E.2.2 | Secondary objectives of the trial |
| To evaluate the effect of the treatment |
|
| E.2.3 | Trial contains a sub-study | No |
| E.3 | Principal inclusion criteria |
- informed and written consent
- man or woman from 18 to 65 years old
- cluster headacheas defined in ICHD-2 criteria, durations of periods of attacks normally more than 2 months and insufficient effect of available prophylactic treatment |
|
| E.4 | Principal exclusion criteria |
- heart or lung disease
- any kind of systemic or local disease or illness that may significantly
increase the risk of complications for the procedure, related to the
injections or anesthesia
- phsyciatric illness that hinder participation in the study
- known pregnacy
- overuse or abuse of opiodes
- abuse of medications, narcotics or alcohol.
- allergy or any other hypersensitivity reactions against marcain,
lidocain, xylocain or adrenalin, botulinum toxin type A, Botox or any of its constituents or any other related medications.
- treatment with medication that can interact with botulinum toxin typeA. |
|
| E.5 End points |
| E.5.1 | Primary end point(s) |
|
| E.5.1.1 | Timepoint(s) of evaluation of this end point |
| For the follow-up period of 6 months |
|
| E.5.2 | Secondary end point(s) |
- Cluster headache intensity
- Hours with cluster headache
- Days with cluster headache |
|
| E.5.2.1 | Timepoint(s) of evaluation of this end point |
| Average of baseline compared to average of week 3 and 4 after injection. |
|
| E.6 and E.7 Scope of the trial |
| E.6 | Scope of the trial |
| E.6.1 | Diagnosis | No |
| E.6.2 | Prophylaxis | Yes |
| E.6.3 | Therapy | Yes |
| E.6.4 | Safety | Yes |
| E.6.5 | Efficacy | Yes |
| E.6.6 | Pharmacokinetic | No |
| E.6.7 | Pharmacodynamic | No |
| E.6.8 | Bioequivalence | No |
| E.6.9 | Dose response | Yes |
| E.6.10 | Pharmacogenetic | No |
| E.6.11 | Pharmacogenomic | No |
| E.6.12 | Pharmacoeconomic | No |
| E.6.13 | Others | No |
| E.7 | Trial type and phase |
| E.7.1 | Human pharmacology (Phase I) | No |
| E.7.1.1 | First administration to humans | No |
| E.7.1.2 | Bioequivalence study | No |
| E.7.1.3 | Other | No |
| E.7.1.3.1 | Other trial type description | |
| E.7.2 | Therapeutic exploratory (Phase II) | Yes |
| E.7.3 | Therapeutic confirmatory (Phase III) | No |
| E.7.4 | Therapeutic use (Phase IV) | No |
| E.8 Design of the trial |
| E.8.1 | Controlled | No |
| E.8.1.1 | Randomised | No |
| E.8.1.2 | Open | Yes |
| E.8.1.3 | Single blind | No |
| E.8.1.4 | Double blind | No |
| E.8.1.5 | Parallel group | No |
| E.8.1.6 | Cross over | No |
| E.8.1.7 | Other | No |
| E.8.2 | Comparator of controlled trial |
| E.8.2.1 | Other medicinal product(s) | No |
| E.8.2.2 | Placebo | No |
| E.8.2.3 | Other | No |
| E.8.2.4 | Number of treatment arms in the trial | 1 |
| E.8.3 |
The trial involves single site in the Member State concerned
| Yes |
| E.8.4 | The trial involves multiple sites in the Member State concerned | No |
| E.8.5 | The trial involves multiple Member States | No |
| E.8.6 Trial involving sites outside the EEA |
| E.8.6.1 | Trial being conducted both within and outside the EEA | No |
| E.8.6.2 | Trial being conducted completely outside of the EEA | No |
| E.8.7 | Trial has a data monitoring committee | No |
| E.8.8 |
Definition of the end of the trial and justification where it is not the last
visit of the last subject undergoing the trial
|
| At last visit of the last subject undergoing the trial |
|
| E.8.9 Initial estimate of the duration of the trial |
| E.8.9.1 | In the Member State concerned years | 1 |
| E.8.9.1 | In the Member State concerned months | 0 |
| E.8.9.1 | In the Member State concerned days | 0 |