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The aim of this study is to assess whether paracetamol is as effective as pethidine for analgesia during the first stage of labor.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Paracetamol | Experimental | Patients will receive paracetamol intravenously (1 g in 100 mL) over 15 minutes (single dose), as an analgesic during the first stage of labor, given by a member of the study team. |
|
| Pethidine | Active Comparator | Slow intravenous administration of pethidine, 50 mg to be diluted in 10 mL of sterile water (single dose), as an analgesic during the first stage of labor, given by a member of the study team. |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Paracetamol | Drug |
| ||
| Pethidine |
| Measure | Description | Time Frame |
|---|---|---|
| The efficacy of intravenous paracetamol to supply adequate analgesia as indicated by changes in the pain intensity score using the visual analog scale. | Assessment is to be done and followed up by the investigator at ½, 1, 2, 3 and 4 hours from drug administration. Scores range from 0 [no pain] to 10 [worst possible pain]. | 4 hours |
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Inclusion Criteria:
Exclusion Criteria:
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| ID | Term |
|---|---|
| D000377 | Agnosia |
| ID | Term |
|---|---|
| D010468 | Perceptual Disorders |
| D019954 | Neurobehavioral Manifestations |
| D009461 | Neurologic Manifestations |
| D009422 | Nervous System Diseases |
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| ID | Term |
|---|---|
| D000082 | Acetaminophen |
| D008614 | Meperidine |
| ID | Term |
|---|---|
| D000083 | Acetanilides |
| D000813 | Anilides |
| D000577 | Amides |
| D009930 | Organic Chemicals |
| D000814 |
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|
| D012816 | Signs and Symptoms |
| D013568 | Pathological Conditions, Signs and Symptoms |
| Aniline Compounds |
| D000588 | Amines |
| D007540 | Isonipecotic Acids |
| D000147 | Acids, Heterocyclic |
| D006571 | Heterocyclic Compounds |
| D010880 | Piperidines |
| D006573 | Heterocyclic Compounds, 1-Ring |