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To confirm the combination rationale for the combination of ASA + paracetamol + caffeine compared with the combination of ASA + paracetamol and the individual substances ASA, paracetamol, caffeine, and placebo administered orally to headache patients for two headache episodes
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Inclusion criteria
Female or male out-patients aged between 18 and 65 years
Diagnosis: Headache
The patient normally treats his/her headache successfully with non-prescription analgesics
He/She has been suffering from headache for 12 months at least
The headache first occurred before the age of 50 years
During the previous three months, the patient has suffered from headache twice a month at least
Informed consent according to §§ 40, 41 of the german medicines act and Good Clinical Practice (GCP)
The patient seems likely to comply
Exclusion criteria
The patient treats his/her headache with prescription-only analgesics or migraine remedies
The patient requires higher single doses of non-prescription analgesics to treat his/her headache than indicated in the patient information leaflet (e.g. more than 2 tablets of Thomapyrin tablets)
The patient normally treats his/her headache with non-prescription analgesics in effervescent tablet form
The patient normally takes his/her non-prescription analgesics immediately at the onset of the first signs of a headache episode
Headache occurs on more than 10 days per month
The typical, untreated headache normally lasts less than 4 hours without treatment
Women with a close association between the occurrence of headache and menstruation (menstrual migraine)
Concomitant treatment with prescription-only and/or non-prescription analgesics
Previous or concomitant treatment with antidepressants or antipsychotic medicines (previous treatment = within the previous 4 weeks)
Previous or concomitant treatment with anti-rheumatic or anti-inflammatory drugs that may influence the headache symptoms (previous treatment = within the previous 4 days)
Treatment of concomitant illnesses with drugs containing ASA (above a daily dose of 100 mg per day), paracetamol or caffeine (e.g. for feverish common cold, etc.)
Migraine prophylaxis or administration of drugs, indicated for any other reasons that influence headache symptoms, e.g.
Propanolol, Metoprolol, Flunarizine, Cyclandelate, Valproic acid, Serotonin antagonists (pizotifen, methysergide, lisuride), Ergotamine, Dihydroergotamine, Benzodiazepines, Magnesium, Monoamine oxidase inhibitors
Concomitant treatments with anti-emetics
Drug abuse connected with the headache (defined as the administration of analgesics or other drugs for the treatment of acute headache on more than 10 days per month)
Alcohol or drug abuse as defined by diagnostic and statistical manual of mental disorders (DSM-IV)
Pregnancy and lactation
Gastrointestinal ulcers
Pathologically increased bleeding tendency
Glucose-6-phosphate dehydrogenase deficiency
Hypersensitivity to paracetamol, caffeine, ASA, salicylates, and other anti-inflammatory/anti-rheumatic agents or other allergenic substances that are relevant to the clinical trial
Bronchial asthma
Concomitant treatment with anticoagulants (e.g. coumarin derivates, heparin)
Clinically relevant chronic or recurrent gastrointestinal symptoms
Clinically relevant liver disorders
Clinically relevant pre-existing renal damage
Gilbert's syndrome
Not successfully treated hyperthyroidism
Simultaneous participation in another clinical trial
Participation in another clinical trial within 4 weeks of entering this study
Primary purpose
Allocation
Interventional model
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1,889 participants in 6 patient groups, including a placebo group
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Data sourced from clinicaltrials.gov
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