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托伐普坦片服用后多久起效果?托伐普坦片的不良反应是什么?

Author: Medicalhalo
Release time: 2025-10-19 11:44:20

Tolvaptan was developed by Otsuka Pharmaceuticals and was launched in the United States in 2009. The drug is a selective and competitive vasopressin V2 receptor antagonist. Also called Sumac, it is indicated for the treatment of clinically significant hypervolemic and normovolemic hyponatremia. Today let’s take a closer look at how long it takes to take effect of tolvaptan tablets? What are the adverse reactions of tolvaptan tablets?

The usual starting dose of tolvaptan tablets is 15 mg, once a day, before or after meals. Tolvaptan tablets can take effect in about half an hour after taking them, but patients have different physical fitness and different conditions, so the duration of the onset of effect is also different. If you are in good physical condition, you may be able to see the effect within half an hour of taking it. If you are in poor physical condition, it may take longer. Please consult your doctor for specific circumstances. Patients must not increase the dosage of tolvaptan tablets on their own if they feel that the effect of taking tolvaptan tablets is not obvious. This will not only not increase the efficacy of the drug, but may also cause harm to the body.

So, what are the adverse effects of tolvaptan tablets? Tolvaptan tablets are prescription drugs that are type 2 vasopressin receptor antagonists. High blood sugar, heart failure, thirst, dry mouth, fatigue, constipation, frequent or polyuria, cirrhosis, nausea, etc. are the main side effects of tolvaptan tablets. Before using tolvaptan tablets, read the instructions carefully and follow the doctor's instructions to minimize the possibility of adverse reactions. Patients should be aware that long-term use of tolvaptan tablets may cause irreversible and fatal liver damage. Patients taking tolvaptan tablets should drink water when thirsty.

Note: The above information comes from the Internet and is compiled and edited by Medical Companion Travel (please correct me if there are any errors or omissions). It is only to provide information on the latest drugs on the market in the world and help Chinese patients understand the latest international new drug trends. It is only for internal discussion among medical staff and does not serve as any basis for medication. For specific medication guidelines, please consult the attending physician.

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