In many patients, especially at the initial stage of therapy, the feeling of drowsiness increases, there is a feeling of lethargy and fatigue in a chronic form, dizziness appears, as well as problems with orientation in space and concentration of attention. In addition, signs of ataxia and confusion develop, and in addition, there is a slowdown in the speed of motor and mental impulses.
More rarely there are some manifestations from the NA: such as a feeling of euphoria, tremors, depression, memory loss, headaches, problems with coordination of movements (especially if the drug is used in large portions) and extrapyramidal disorders of a dystonic nature. There are also possible violations such as mood reduction, myasthenia gravis, signs of asthenic syndrome, and at the same time dysarthria.
The use of the drug alone causes paradoxical symptoms - the development of phobias, uncontrolled outbreaks of aggression, the emergence of a feeling of intense anxiety, hallucinations, muscle spasticity, and besides suicidal tendencies and sleep disorders.
Hemopoietic organs: a decrease in the level of the main components of this system (leukocytes, as well as postcellular structures, including platelets with erythrocytes), and in addition granulocytes of neutrophilic haarction and hemoglobin.
Among the negative effects affecting the digestive function: severe dryness of the oral mucosa, decreased appetite, diarrhea or constipation, increased salivation, nausea and heartburn. In addition, also the development of jaundice and an increase in the activity of liver transaminases, as well as the parameters of alkaline phosphatase in the blood.
Defeat of reproductive organs: increase or vice versa decrease in libido. In addition, women may have signs of dysmenorrhea. Individuals have allergy symptoms, including the occurrence of itching and rash on the skin surface.
Among other side effects, which sometimes arise due to the use of medication:
- development of addiction to the drug;
- the appearance of drug dependence;
- decrease in blood pressure;
- visual disorders (among them double vision);
- weight reduction;
- problems with the rhythm of the heartbeat.
With a sharp abolition of the use of the drug or a reduction in its dosage in patients, development of withdrawal syndrome is noted. It usually manifests itself in the form of the same signs that caused the patient to start using drugs.