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Author(s): 

VERNON J.A. | MEIKLE M.B.

Issue Info: 
  • Year: 

    2003
  • Volume: 

    36
  • Issue: 

    2
  • Pages: 

    307-320
Measures: 
  • Citations: 

    1
  • Views: 

    91
  • Downloads: 

    0
Keywords: 
Abstract: 

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Issue Info: 
  • Year: 

    621
  • Volume: 

    23
  • Issue: 

    1
  • Pages: 

    1-11
Measures: 
  • Citations: 

    0
  • Views: 

    9
  • Downloads: 

    0
Abstract: 

Background: Alprazolam, a commonly prescribed benzodiazepine, poses risks of toxicity and severe withdrawal symptoms. There is an urgent need for a rapid and sensitive diagnostic method for detecting alprazolam poisoning. Objectives: This study aimed to detect alprazolam poisoning through Fourier-transform infrared (FTIR) analysis of saliva, addressing the need for a quick, cost-effective, and sensitive diagnostic method for poison control and differential diagnosis. Methods: Saliva samples were collected from 45 individuals with benzodiazepine toxicity, therapeutic consumption, and normal health status, as well as from a control group. The samples were analyzed using FTIR spectroscopy. The resulting spectra were processed with OriginPro software, and statistical analyses were performed using receiver operating characteristic (ROC) and analysis of variance (ANOVA). Results: The average age of the studied population was approximately 45 years, with women being the most affected by poisoning. Fourier-transform infrared analysis revealed significant differences in the structure of lipids between poisoned individuals, therapeutic receivers, and healthy individuals (P < 0.0001).Conclusions: Fourier-transform infrared analysis of saliva is a fast and accurate method for diagnosing alprazolam poisoning within minutes, enabling prompt and appropriate treatment during critical life-threatening situations. This non-invasive technique has the potential to guide treatment staff toward effective treatment options.

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Issue Info: 
  • Year: 

    2012
  • Volume: 

    19
Measures: 
  • Views: 

    285
  • Downloads: 

    245
Keywords: 
Abstract: 

BENZODIAZEPINES ARE KNOWN AS DRUGS AFFECTING THE CENTRAL NERVOUS SYSTEM [1, 2]. ALPRAZOLAM IS ONE OF THE NEWEST AND MOST EFFECTIVE DRUGS IN THIS FAMILY. [3].CONVENTIONAL METHODS FOR PREPARING THIS COMPOUND INCLUDE THE USE OF TOXIC SUBSTANCES SUCH AS PYRIDINE AND P2S5 [4].IN THIS STUDY, A NEW METHOD FOR THE PREPARATION OF ALPRAZOLAM FROM CHLORDIAZEPOXIDE HAS BEEN DEVELOPED. CHLORDIAZEPOXIDE IS CHEAP AND AVAILABLE IN THE INDUSTRIAL SCALE. ALPRAZOLAM WAS PREPARED IN THREE STEPS. REACTION CONDITIONS WERE OPTIMIZED FOR EACH STAGE. CHLORDIAZEPOXIDE WAS CONVERTED TO ITS NITROSO DERIVATIVE BY SODIUM NITRITE. ALPRAZOLAM OXIDE WAS OBTAINED BY REACTION OF NITROSO COMPOUND WITH ACETYL HYDRAZINE. IN A DEOXYGENATION REACTION BY PHOSPHORUS TRICHLORIDE ALPRAZOLAM OXIDE WAS CONVERTED TO ALPRAZOLAM. THIS COMPOUND WAS TESTED ON USP 31. IT PASSED ALL OF THE TESTS.

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Issue Info: 
  • Year: 

    2011
  • Volume: 

    68
  • Issue: 

    10
  • Pages: 

    578-581
Measures: 
  • Citations: 

    0
  • Views: 

    16376
  • Downloads: 

    0
Abstract: 

Background: Alprazolam belongs to benzodiazepine family and is increasingly used these days by pregnant women. It should be noticed that alprazolam exposure during pregnancy may have teratogenic effects on the fetus. Till now, limited studies have been conducted on the teratogenic effect of alprazolam. In this study, teratogenicity of alprazolam intake during pregnancy and its effects on fetus development was investigated.Methods: About 20 virgin rats of known age and weight were selected. After being pregnant, they were divided into four groups which contained five animals in each group: Negative and positive control groups. The case group exposed to 1 to 6 mg/kg/day alprazolam. The fetuses were first studied macroscopically regarding anomalies, and then histologically and histochemically to inspect the defects of tissue organogenesis.Results: Our results show that there was significant difference especially at the dose 6 mg/kg weight and length of the cases compared to the control group. It appeared that at the dose of 6 mg/kg/day, cleft lip and palates were seen in the animals. The highest anomalies of limbs were also seen at the dose of 6 mg/kg/day. The statistical results indicate that alprazolam intake during the second half of pregnancy can lead to irreversible anomalies.Conclusion: Our results indicate that alprazolam in doses higher than 4 mg/kg/day might cause teratogenic effect. It seems that benzodiazepine therapy among pregnant woman would be better to avoid during the first trimester and multidrug regimens.

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Journal: 

IRANIAN HEART JOURNAL

Issue Info: 
  • Year: 

    2021
  • Volume: 

    22
  • Issue: 

    3
  • Pages: 

    74-80
Measures: 
  • Citations: 

    0
  • Views: 

    239
  • Downloads: 

    87
Abstract: 

Background: Given that insomnia is common and not always easily handled after coronary artery bypass graft surgery (CABG), this study was conducted to compare the efficacy of quetiapine and alprazolam in post-CABG insomnia. Methods: In this clinical trial, 90 patients undergoing CABG were selected and randomly divided into 2 groups of 45 patients. The first group received 12. 5 mg of oral quetiapine and the second group received 0. 5 mg of alprazolam before bedtime (at 10 PM). The patients’ insomnia was evaluated and compared using the Insomnia Severity Index (ISI) questionnaire on 3 occasions: 1 month before surgery and then 3 days and 14 days after surgery. Results: The mean score of insomnia 1 month before surgery and 3 days after surgery had no statistically significant difference in both groups (P =0. 89 and P =0. 55, respectively). The mean score of insomnia on the 14th postoperative day, which was at the end of the 10-day treatment period, was 15. 33 ± 3. 87 in the alprazolam group and 13. 33 ± 4. 71 in the quetiapine group (P >0. 05 and P =0. 043, respectively). In the quetiapine group, 2 patients experienced drowsiness on the following day and 1 patient developed pruritus; none of them experienced restless leg syndrome or dystonia. Nine patients in the quetiapine group and 3 patients in the alprazolam group had drug noncompliance. Conclusions: Despite more drug noncompliance, very low-dose quetiapine was more effective than alprazolam in improving the sleep quality of our early postoperative CABG patients.

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Issue Info: 
  • Year: 

    2021
  • Volume: 

    30
  • Issue: 

    4
  • Pages: 

    376-386
Measures: 
  • Citations: 

    0
  • Views: 

    239
  • Downloads: 

    0
Abstract: 

Background: Nowadays transdermal drug delivery systems (TDDS), as an appropriate replacement for oral and parenteral dosage forms, are developing. These systems which designed to transport drugs through skin layers into the systemic circulation, have several benefits such as avoiding first-pass metabolism, sustained and controlled drug release, reducing side effects, and ease of use. The aim of this study was to formulate alprazolam transdermal gel, as a short-acting anxiolytic of benzodiazepines class, based on the nanoliposomes. Materials and methods: At the first, different amounts of phospholipid, and cholesterol were used to produce alprazolam-loaded nanoliposomes through solvent injection method. Vesicle size and encapsulation efficiency tests were performed on the samples and statistical models based on response surface methodology (RSM) were developed to find the optimal formulation. Optimal liposomal structure after morphological characterization was used to produce alprazolam 0. 5 mg/g transdermal gel. Three formulated gels with different content of carbomer were examined for viscosity, stability and in vitro skin permeation. Results: The optimal formulation of the liposomal structure included 10 mg/mL of phospholipid and 10% w/w cholesterol, resulted in the production of nanoliposomes with a size of 115 nm and an encapsulation efficiency of 91%. As the carbomer content in the gel increased, the rate of drug permeation into the skin was decreased. Conclusion: Alprazolam transdermal gel was successfully formulated in this research with acceptable skin permeation, good stability and appropriate physicochemical characteristics.

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Issue Info: 
  • Year: 

    2011
  • Volume: 

    13
  • Issue: 

    3 (60)
  • Pages: 

    15-21
Measures: 
  • Citations: 

    0
  • Views: 

    12462
  • Downloads: 

    0
Abstract: 

BACKGROUND AND OBJECTIVE: Migraine is a chronic neurological disorder and it leads patients to avoid any kind of activity. Since different factors are involved in migraine incidence and its triggers, a wide variety of drugs are used to prevent or treat. Combination therapy has shown its efficiency in treating migraine. In this study, we have taken the combination of ibuprofen and alprazolam as a probable efficient compound in reducing these headaches.METHODS: In this clinical trial study, 90 migraine patients were allocated in 3 groups of 30, with an average of 2-6 attacks in month underwent. These three groups were unified by age, gender and their drug histories. After receiving volunteer’s adhesion for taking part in this experiment, the first group were given a single dose of ibuprofen 200 mg, the second group were given a single dose of ibuprofen 400 mg and the third group were given a single dose of ibuprofen 200 mg in companion with alprazolam 0.5 mg. Headache severity, functional disability and associated symptoms of the patients were recorded before and two hours after taking each regimen; and were graded from 0-3 points. Then three groups were compared.FINDINGS: In all 3 groups, the severity of the headaches were reduced significantly after the course of drug therapy with 36% of reduction in the first group, 46% in the second group, and 74% in the third group, respectively (p<0.0001). In the first group, nausea and vomiting were reduced from 92.3% to 22.3%, the second group from 96.7% to 13.3% and, finally the third group from 100% to 3.3% (p<0.0001). In addition, a significant reduction in photophobia and phonophobia was seen before and after taking the drugs (p<0.0001).CONCLUSION: The combination of ibuprofen 200 mg and alprazolam 0.5 mg had significantly reduced the severity of the migraine headaches.

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Issue Info: 
  • Year: 

    2018
  • Volume: 

    21
  • Issue: 

    3
  • Pages: 

    15-21
Measures: 
  • Citations: 

    0
  • Views: 

    9387
  • Downloads: 

    0
Abstract: 

Introduction: Alprazolam is a benzodiazepine with several applications due to its pharmacological effects. Alprazolam is mostly used in the treatment of anxiety disorders. Alprazolam affects the brain and many other organs. Due to the excessive use of this drug, especially by women, the present study aimed to investigate the effects of alprazolam on the growth and development of ovarian follicles in female rats.Methods: This applied research was conducted on 24 adult female rats in 2015. Animals were randomly divided into four groups of six. In the first group, alprazolam was administered orally for 16 consecutive days (2 mg/kg). In the second and third group, alprazolam was administered orally for 16 consecutive days at doses of 4 and 6 mg/kg. Rats in the control group received water with the same volume and mode of administration at the same time as the test animals.Results: Histomorphological studies revealed that high doses of alprazolam (4 and 6 mg/kg) significantly decreased the number of graafian follicles (P<0.05). However, the number of atretic follicles significantly increased in the test groups (P<0.05).Conclusion: According to the results, high doses of alprazolam affected the follicular development of rat ovaries and may have adverse effects on the fertility of female rats.

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Issue Info: 
  • Year: 

    2010
  • Volume: 

    12
Measures: 
  • Views: 

    251
  • Downloads: 

    0
Abstract: 

BACKGROUND: TINNITUS REMAINS A PHENOMENON WITH AN UNKNOWN PATHOPHYSIOLOGY FOR WHICH FEW THERAPEUTIC MEASURES ARE AVAILABLE. TO DATE, THERE HAS BEEN INSUFFICIENT EVIDENCE TO SUPPORT THE USE OF ALPRAZOLAM IN THE TREATMENT OF TINNITUS. WE SOUGHT TO EVALUATE THE EFFICACY OF ALPRAZOLAM FOR RELIEF OF TINNITUS.MATERIAL AND METHODS: THIRTY-SIX TINNITUS SUFFERERS PARTICIPATED IN THIS CROSSOVER, RANDOMIZED, TRIPLE-BLIND, PLACEBO-CONTROLLED TRIAL. THE INCLUSION CRITERIA INCLUDED PATIENTS BEING BETWEEN 21 AND 65 YEARS OLD, AND A COMPLAINT OF NONPULSATILE TINNITUS OF MORE THAN ONE YEAR. PATIENTS WITH DEPRESSIVE OR ANXIETY DISORDERS WERE EXCLUDED, AS WERE THOSE USING HEARING AIDS. PARTICIPANTS RECEIVED 1.5 MG OF ALPRAZOLAM DAILY VERSUS PLACEBO IN THE CONTROL GROUP IN EACH PERIOD. PRIMARY OUTCOME VARIABLES INCLUDED THE TINNITUS HANDICAP INVENTORY (THI), A VISUAL ANALOG SCALE (VAS), AND THE TINNITUS LOUDNESS.RESULTS: THIRTY PATIENTS COMPLETED THE STUDY. THE AVERAGE AGE OF THE PATIENTS WAS 47.58±7.65 YEARS. ALPRAZOLAM IN COMPARISON WITH PLACEBO DID NOT RESULT IN STATISTICALLY SIGNIFICANTLY GREATER RELIEF IN THE THI SCORE AND TINNITUS LOUDNESS. THERE WAS A SIGNIFICANT IMPROVEMENT IN THE VAS SCORE IN THE ALPRAZOLAM GROUP COMPARED WITH THAT OF THE PLACEBO GROUP (P<0.001).CONCLUSIONS: THESE RESULTS SUGGEST THAT ALTHOUGH ALPRAZOLAM DID NOT IMPROVE THE THI SCORE OR THE SENSATION LEVEL OF LOUDNESS SIGNIFICANTLY, IT HAD A DESIRABLE EFFECT ON THE VAS. FURTHER WORK IS NEEDED TO DETERMINE THE BENEFICIAL EFFECTS OF ALPRAZOLAM IN DISTRESSED OR DEPRESSED PATIENTS.

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Issue Info: 
  • Year: 

    2007
  • Volume: 

    18
Measures: 
  • Views: 

    240
  • Downloads: 

    0
Keywords: 
Abstract: 

Introduction: Ketamine is a suitable injectable anesthetic in human and animal that has a low intestinal absorption rate. It's bioavailability in human with oral administration is %20±7. This drug has some side effects such as hypertension, histamine releasing effects, hallucination, hypersalivation (especially with oral administration) and etc. Alprazolam is a mild acting benzodiazepine that can pass through blood-brain barrier and causes CNS suppression. Then it seems that co administration of Alprazolam and ketamine cause more effective & deep CNS depression effects. The aim of this study was evaluation of ketamine and Alprazolam CNS suppression effects in the manner of single and together in cat.Methods: Ten free roaming male & mature cats received drugs [ketamine (20, 40, 80mg/kg) & Alprazolam (5, 10, 15mg/kg)] first in mixture of milk or meat or sublingual spray rout. In second stage they received concomitant doses of Alprazolam & ketamine by the method mentioned above. Each animal was observed continusly by educated observer for CNS depression as graded on the behavioral scales.Results: Almost all of the animals rejected receiving drugs in mixture of milk and meat. So sublingual spray rout used for oral administration of drugs. Alprazolam & ketamine showed dose dependent CNS suppression effects in different administered doses. Concomitant use of Alprazolam with ketamine improved depth and duration of ketamine's CNS depression effects.Conclusion: results of this study showed this fact that administration of ketamine & Alprazolam in mixture of milk & meat is not a suitable method in cats. Also Alprazolam in mentioned doses caused a weak suppression of CNS. But a strong and long time CNS depression is achieved when ketamine sprayed in mouth (as sublingual form). These Symptoms are considered significant in co administration of these two drugs.

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