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Biomedical subjects

S Bracarda

Publications and source records attributed to S Bracarda.

24 records · Page 2Linked to original sources

A pilot study of metoclopramide, dexamethasone, diphenhydramine and lorazepam in prevention of nausea and vomiting in cisplatin-treated male patients.

In a pilot study we evaluated the efficacy and tolerability of a four-drug antiemetic combination (metoclopramide, dexamethasone, diphenhydramine and lorazepam) in cancer patients submitted to cisplatin chemotherapy at doses greater than or equal to 50 mg/m2. Fifty male patients entered the study. Complete protection from vomiting and nausea was obtained in 41 patients (82%) (95% confidence limits 71 and 93%). Toxicity was slight except for moderate sedation in 10% of patients necessitating their hospitalization. Only one extrapyramidal reaction (akathisia) was observed. When these results were compared to our previous experience in male patients treated with a combination of metoclopramide, dexamethasone and diphenhydramine without lorazepam, used at the same doses and schedule, no clear benefit and higher toxicity was observed.

Antineoplastic Combined Chemotherapy Protocols↗

Protection from nausea and vomiting in cisplatin-treated patients: high-dose metoclopramide combined with methylprednisolone versus metoclopramide combined with dexamethasone and diphenhydramine: a study of the Italian Oncology Group for Clinical Research.

Despite treatment, emesis remains a major problem with cisplatin (CDDP) chemotherapy. Reasons for variability in antiemetic response among patients and in subsequent cycles are largely unknown and toxicity is sometimes severe. We have, therefore, carried out a multicenter, double-blind randomized trial comparing a combination of high-dose metoclopramide (MTC) (1 mg/kg x 4) and methylprednisolone (P) (treatment A) with a shorter but higher single-dose schedule of metoclopramide (3 mg/kg x 2) combined with dexamethasone (DEX) and diphenhydramine (DIP) to prevent extrapyramidal reactions (treatment B). Three hundred sixty-seven consecutive patients treated with various chemotherapy combinations containing CDDP were studied. Complete protection from vomiting/nausea was, at first cycle, 72.5%/79.5% with treatment B and 55.8%/65.1% with treatment A, a statistically significant difference (P less than .002/P less than .005). In subsequent cycles, protection from emesis significantly decreased with no difference between the two treatments. Multifactorial analysis shows that women, younger patients, outpatients, and patients who experienced emesis in previous cycles were at higher risk of suffering nausea and/or vomiting. Both regimens were well tolerated, but patients treated with treatment B had significantly less extrapyramidal reactions (1.7%/6.1%, P = .053). Treatment B is preferred due to its greater efficacy and lower incidence of extrapyramidal reactions. Trials on antiemetic therapy should take into account the important variables able to influence the efficacy of treatment. There is still a need for improving prevention of emesis in CDDP-treated patients.

Age Factors↗

A double-blind trial comparing antiemetic efficacy and toxicity of metoclopramide versus methylprednisolone versus domperidone in patients receiving doxorubicin chemotherapy alone or in combination with other antiblastic agents.

Nausea and vomiting are reported in approximately 60% of neoplastic patients treated with doxorubicin used alone at doses greater than or equal to 50 mg/m2 or in combination with other noncisplatin antiblastic agents. In a double-blind study we compared the efficacy and tolerability of metoclopramide (MTC) versus Domperidone (DMP) versus methylprednisolone (MP) administered intravenously (i.v.) to inpatients. Forty-four patients entered the trial. The three antiemetic regimens were found equally effective. A complete protection from vomiting/nausea was obtained in 14/11 (93.3%/73.3%) of patients treated with MTC, in 15/14 (100%/93%) of those treated with MP and in 11/11 (78.6%/78.6%) of those treated with DMP. Side effects were slight and not significantly different among the three regimens. In conclusion, i.v. MTC and MP (DMP is no longer available in i.v. formulation) as single agents are an adequate treatment for prevention of nausea and vomiting induced by doxorubicin alone or in combination with other noncisplatin antiblastic agents.

Antiemetics↗