Qsymia
- 全部名称:
- 苯丁胺和托吡酯、phentermine and topiramate
- 适 应 症:
- 糖尿病
- 上市状态:
- 已批准上市
- 生产药企:
- 无
- 规格:
- 无
什么是Qsymia?
Qsymia含有一種組合,包括芬特明和托吡酯的緩釋膠囊。芬特明是一種類似安非他命的食慾抑制劑。托吡酯通常用作抗癲癇藥物,也稱為抗驚厥藥。
Qsymia與飲食和運動一起使用,以幫助一些成年人和12歲及以上的兒童(有肥胖症),或一些伴有體重相關健康問題(如糖尿病、高膽固醇或高血壓)的超重成人減肥並保持體重。
Qsymia不會治療這些潛在疾病。請繼續使用醫生開具的其他用於治療這些疾病的藥物。
与Qsymia类似的药物都有哪些?
警告提示
如果您怀孕或在服药期间怀孕,请勿使用Qsymia。 此药物可能会增加新生儿出现唇腭裂这种出生缺陷的风险。
如果您对芬特明(Adipex-P、Oby-Cap、Suprenza、T-Diet、Zantryl)或托吡酯(Topamax)过敏,或者您有青光眼或甲状腺功能亢进,请勿服用Qsymia。
在服用Qsymia之前,请告知医生您是否有高血压、心脏病、糖尿病、肝病或肾病、低血钾症,或者在过去6个月内是否发生过心脏病发作或中风。
芬特明可能会上瘾,应仅限于被处方该药物的人使用。请将药物放在安全的地方,以防止他人获取。不要突然停止服用Qsymia,否则可能会引起癫痫(抽搐)。在完全停药前,您可能需要逐渐减少剂量。请咨询医生如何避免停用Qsymia时出现癫痫。
托吡酯可能导致视力问题,如果未及时治疗,这些问题可能会永久存在。如果您突然出现视力下降,请立即联系您的医生。
有些人服用托吡酯时会出现自杀的想法。请注意情绪或症状的变化,并向医生报告任何新的或恶化的症状。
Qsymia可能会增加您的静息心率。如果您在休息时出现心跳加快或心悸,请告知您的医生。
Qsymia的副作用有哪些?
如果您出现对 Qsymia 过敏反应的 症状: (荨麻疹;呼吸困难;面部或喉咙肿胀),或严重的皮肤反应 (发烧、喉咙痛、眼睛灼热、皮肤疼痛、红斑或紫色皮疹伴有起泡和脱皮),请立即寻求紧急医疗帮助。
向您的医生报告任何新出现或恶化的症状,例如:情绪或行为变化,焦虑,恐慌发作,睡眠障碍,或您感到冲动、易怒、烦躁不安、敌对、攻击性、坐立不安、过度活跃(精神上或身体上)、抑郁,或有自杀或自残的想法。
如果您出现以下情况,请立即联系您的医生:
-
情绪或行为的异常变化;
-
困惑、难以集中注意力、言语或记忆问题;
-
在休息时出现心跳加快或心悸;
-
癫痫发作;
-
肾结石的迹象 - 侧部或下背部剧烈疼痛,排尿时疼痛或困难;或
-
血液中酸度过高的迹象 - 食欲不振、疲劳、思维问题、心律不齐。
Qsymia 的常见副作用可能包括:
-
关节疼痛、脚踝扭伤;
-
类似流感的症状;
-
头晕;
-
便秘;
-
麻木或刺痛感;
-
睡眠问题(失眠);
-
口干、味觉改变;或
-
情绪变化、自卑感、对曾经喜欢的事物失去兴趣、自残的想法。
这并非完整的副作用列表,其他症状也可能出现。关于副作用,请咨询医生以获得医疗建议。
特别注意事项
如果您在过去14天内使用过单胺氧化酶抑制剂(MAO抑制剂),则不应使用Qsymia。可能会发生危险的药物相互作用。MAO抑制剂包括:异烟肼、利奈唑胺、亚甲蓝注射液、苯乙肼、雷沙吉兰、司来吉兰、反苯环丙胺及其他药物。
如果您对芬特明或托吡酯过敏,或者您有:
-
青光眼;
-
甲状腺功能亢进;或
-
如果您怀孕或可能怀孕。
在开始这种治疗之前,您可能需要进行阴性妊娠试验。如果您怀孕了,请勿使用Qsymia。如果您怀孕了,请立即停药并咨询医生。
托吡酯可能会增加新生儿唇裂和腭裂的风险。这种出生缺陷在怀孕早期就可能发生,甚至在您知道自己怀孕之前。怀孕期间的体重减轻也可能对未出生的婴儿造成伤害,即使您是超重。使用有效的避孕措施以防止怀孕,同时使用Qsymia。
Qsymia未被FDA批准用于12岁以下的人群。
为了确保Qsymia对您是安全的,请告知您的医生,如果您有:
-
心脏问题,高血压;
-
心脏病发作或中风;
-
糖尿病(体重减轻可能导致低血糖);
-
代谢性酸中毒(血液中酸度过高);
-
软骨或脆骨(佝偻病、骨质减少、骨质疏松症);
-
肾脏疾病、肾结石或透析;
-
肝病;
-
情绪问题、抑郁症或自杀的想法或行为;
-
对阿司匹林或黄色染料(酒石黄)过敏;
-
癫痫;或
-
慢性腹泻。
托吡酯可以增加您血液中的酸度(代谢性酸中毒)。这可能会削弱骨骼、引起肾结石或在儿童中导致生长问题或对未出生的婴儿造成伤害。您可能需要进行血液测试以确保您没有代谢性酸中毒。
服用托吡酯时,有些人会有自杀的想法。您的医生需要定期检查您的进展。您的家人或其他看护人员也应警惕您情绪或症状的变化。
使用Qsymia期间不应哺乳。
哪些其他药物会影响Qsymia?
服用Qsymia期间可能会出现不规则阴道出血,但这种情况不应降低避孕药的避孕效果。
与其他可能引起嗜睡的药物一起使用时,这种嗜睡效应可能会加重。在使用阿片类药物、安眠药、肌肉松弛剂或治疗焦虑或癫痫的药物之前,请咨询医生。
请告知医生您正在使用的所有其他药物,尤其是:
-
乙酰唑胺;
-
美他唑胺;
-
唑尼沙胺;
-
丙戊酸 或 丙戊酸钠(Depakene 或 Depakote)
-
口服避孕药;
-
利尿剂或“水丸”;
-
胰岛素 或 口服降糖药;
-
影响或降低您的思维、注意力或肌肉协调能力的药物。
此列表并不完整。其他药物可能会与芬特明和托吡酯相互作用,包括处方药和非处方药、维生素 和 草药产品。这里并未列出所有可能的药物相互作用。
Qsymia的用法用量
Take Qsymia exactly as prescribed by your doctor. Follow all directions on your prescription label and read all medication guides or instruction sheets.
Your healthcare provider should start you on a diet and exercise program when you start taking Qsymia. Stay on this program during your treatment.
Take this medicine each morning, with or without food.
Drink plenty of water each day to prevent dehydration or kidney stones while you are taking Qsymia.
To start treatment with Qsymia:
- Take one Qsymia 3.75 mg/23 mg capsule one time each morning for the first 14 days.
- After taking 3.75 mg/23 mg capsule for 14 days, then take one 7.5 mg/46 mg capsule one time each morning.
After taking Qsymia for 12 weeks:
- Your healthcare provider may tell you to increase your dose if you do not lose a certain amount of weight or do not have a certain decrease in BMI for children 12 years and older, within the first 12 weeks of treatment at the recommended dose.
If your healthcare provider increases the dose of Qsymia:
- Take one 11.25 mg/69 mg capsule one time each morning for 14 days.
- After taking 14 days of the 11.25 mg/69 mg capsule, then take one 15 mg/92 mg capsule one time each morning.
Stopping Qsymia treatment:
Your healthcare provider should tell you to stop taking Qsymia if you have not lost a certain amount of weight or do not have a certain decrease in BMI for children 12 years and older, after an additional 12 weeks of treatment on the higher dose.
Do not stop taking Qsymia without talking to your healthcare provider. Stopping Qsymia suddenly can cause serious problems, such as seizures. Your healthcare provider will tell you how to stop taking Qsymia slowly.
Store at room temperature away from moisture and heat.
Phentermine may be habit-forming. Misuse can cause addiction, overdose, or death. Keep the medication in a place where others cannot get to it. Selling or giving away this medicine is against the law.
Usual Adult Dose of Qsymia for Weight Loss:
-Initial dose: Take one capsule of the lowest dose (phentermine 3.75 mg/topiramate 23 mg extended-release) orally once a day in the morning for the first 14 days.
-Maintenance dose: After 14 days, take one capsule of the recommended dose (phentermine 7.5 mg/topiramate 46 mg extended-release) orally once a day in the morning.
Comments:
-Weight loss should be evaluated after 12 weeks with phentermine 7.5 mg/topiramate 46 mg extended-release. If a patient has not lost at least 3% of baseline body weight increase the dosage to phentermine 11.25 mg/topiramate 69 mg) orally once daily for 14 days; followed by an increase in the dosage to phentermine 15 mg/topiramate 92 mg orally once daily. Weight loss should be evaluated after 12 weeks with phentermine 15 mg/topiramate 92 mg. If a patient has not lost at least 5% of baseline body weight, discontinue treatment, as it is unlikely that the patient will achieve and sustain clinically meaningful weight loss at this dose. Discontinue phentermine 15 mg/topiramate 92 mg dose gradually by taking once daily every other day for at least one week prior to stopping treatment altogether.
Use: Adjunct to a reduced-calorie diet and increased physical activity for chronic weight management in patients with an initial body mass index (BMI) of 30 kg/m2 or greater (obese) OR 27 kg/m2 or greater (overweight) in the presence of at least one weight-related comorbidity such as hypertension, type 2 diabetes mellitus, or dyslipidemia.
Usual Pediatric Dose of Qsymia for Weight Loss:
-Initial dose: Take one capsule of the lowest dose (phentermine 3.75 mg/topiramate 23 mg extended-release) orally once a day in the morning for the first 14 days.
-Maintenance dose: After 14 days, take one capsule of the recommended dose (phentermine 7.5 mg/topiramate 46 mg extended-release) orally once a day in the morning.
Comments:
-Weight loss should be evaluated after 12 weeks with phentermine 7.5 mg/topiramate 46 mg extended-release. If a pediatric patient has not lost at least 3% of baseline BMI, increase the dosage to phentermine 11.25 mg/topiramate 69 mg) orally once daily for 14 days; followed by an increase in the dosage to phentermine 15 mg/topiramate 92 mg orally once daily. Weight loss should be evaluated after 12 weeks with phentermine 15 mg/topiramate 92 mg. If a pediatric patient has not lost at least 5% of baseline BMI, discontinue treatment, as it is unlikely that the patient will achieve and sustain clinically meaningful weight loss at this dose. Discontinue phentermine 15 mg/topiramate 92 mg dose gradually by taking once daily every other day for at least one week prior to stopping treatment altogether.
Use: Adjunct to a reduced-calorie diet and increased physical activity for chronic weight management in pediatric patients aged 12 years and older with BMI in the 95th percentile or greater standardized for age and sex.
如果我错过了一次应该怎么办?
如果错过了剂量,请跳过漏掉的剂量,并在常规时间使用下一剂。不要同时使用两剂。
如果我使用过量了应该怎么办?
立即寻求紧急医疗救助。 芬特明和托吡酯过量可能致命。
过量症状可能包括:混乱、幻觉、恐慌、性格变化、震颤、不安感随后出现严重的疲倦感,恶心,呕吐,腹泻,胃痉挛,心律不齐,呼吸急促,癫痫发作或昏迷。
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