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Study to evaluate the efficacy of metamizole in reducing morphine requirements in patients with moderate to severe chronic cancer pain in comparison to administration of placebo or diclofenac.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Metamizole - Diclofenac | Experimental | metamizole followed by diclofenac |
|
| Diclofenac - Metamizole | Experimental | diclofenac followed by metamizole |
|
| Metamizole - Placebo | Experimental | metamizole followed by placebo |
|
| Placebo - Metamizole | Experimental | placebo followed by metamizole |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Metamizole | Drug |
| ||
| Measure | Description | Time Frame |
|---|---|---|
| Change in morphine requirement | Baseline, 9 days |
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Inclusion Criteria:
Exclusion Criteria:
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| ID | Term |
|---|---|
| D010146 | Pain |
| ID | Term |
|---|---|
| D009461 | Neurologic Manifestations |
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
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| ID | Term |
|---|---|
| D004177 | Dipyrone |
| D004008 | Diclofenac |
| ID | Term |
|---|---|
| D000632 | Aminopyrine |
| D047069 | Pyrazolones |
| D011720 | Pyrazoles |
| D001393 | Azoles |
| D006573 |
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| Diclofenac |
| Drug |
|
| Diclofenac placebo | Drug |
|
| Metamizole placebo | Drug |
|
| Heterocyclic Compounds, 1-Ring |
| D006571 | Heterocyclic Compounds |
| D010648 | Phenylacetates |
| D000146 | Acids, Carbocyclic |
| D002264 | Carboxylic Acids |
| D009930 | Organic Chemicals |