My friend has been taking medicinette 20 for several years now and claims that the doctor recommended that he take four tablets a day, I'm afraid that this is already abuse because he started to behave irrationally, I noticed enlarged pupils and nervousness, is it possible for the doctor to prescribe such a dose
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Angelika Talar-Śpionek Pharmacist, Editor
7 months ago
The maximum daily dose depends on the patient's body weight and must not exceed 1 mg/kg. Regardless of body weight, the maximum daily dose of 80 mg methylphenidate hydrochloride should not be exceeded.
Be vigilant, as the drug can cause addiction.
Chronic abuse can lead to the development of tolerance and significant psychological dependence accompanied by behavioral disorders, including psychotic episodes.
If you would like to consult a doctor, you can use the teleconsultation here: