Risperidone, risperidone, Risperdal 99% white powder 106266-06-2 Senwayer

It is a psychiatric drug used to treat acute and chronic schizophrenia. Especially for positive and negative symptoms and their accompanying emotional symptoms (such as anxiety, depression, etc.), it has a good curative effect.

Risperidone is an antipsychotic medicine that works by changing the effects of chemicals in the brain.

Risperidone is used to treat schizophrenia in adults and children who are at least 13 years old.

Risperidone is also used to treat symptoms of bipolar disorder (manic depression) in adults and children who are at least 10 years old.

Risperidone is used to treat the symptoms of schizophrenia (a mental illness that causes disturbed or unusual thinking, loss of interest in life, and strong or inappropriate emotions) in adults and teenagers 13 years of age and older. It is also used to treat episodes of mania (frenzied, abnormally excited, or irritated mood) or mixed episodes (symptoms of mania and depression that happen together) in adults and in teenagers and children 10 years of age and older with bipolar disorder (manic depressive disorder; a disease that causes episodes of depression, episodes of mania, and other abnormal moods). Risperidone is also used to treat behavior problems such as aggression, self-injury, and sudden mood changes in teenagers and children 5 to 16 years of age who have autism (a condition that causes repetitive behavior, difficulty interacting with others, and problems with communication). Risperidone is in a class of medications called atypical antipsychotics. It works by changing the activity of certain natural substances in the brain.

Get emergency medical help if you have signs of an allergic reaction to risperidone: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Call your doctor at once if you have:

• uncontrolled muscle movements in your face (chewing, lip smacking, frowning, tongue movement, blinking or eye movement);

• breast swelling or tenderness (in men or women), nipple discharge, impotence, lack of interest in sex, missed menstrual periods;

• severe nervous system reaction - very stiff (rigid) muscles, high fever, sweating, confusion, fast or uneven heartbeats, tremors, feeling like you might pass out;

• low white blood cells - sudden weakness or ill feeling, fever, chills, sore throat, mouth sores, red or swollen gums, trouble swallowing, skin sores, cold or flu symptoms, cough, trouble breathing;

• low levels of platelets in your blood - easy bruising, unusual bleeding (nose, mouth, vagina, or rectum), purple or red pinpoint spots under your skin;

• high blood sugar - increased thirst, increased urination, dry mouth, fruity breath odor; or

• penis erection that is painful or lasts 4 hours or longer.

Common risperidone side effects may include:

• headache;

• dizziness, drowsiness, feeling tired;

• tremors, twitching or uncontrollable muscle movements;

• agitation, anxiety, restless feeling;

• depressed mood;

• dry mouth, upset stomach, diarrhea, constipation;

• weight gain; or

• cold symptoms such as stuffy nose, sneezing, sore throat.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

(1)it is effective not only for positive symptoms, but also  effective for negative symptoms, it can also improve cognitive disorders, thereby improving the patient's condition as a whole.
(2) adverse reactions of the drug is light,it  produces fewer extrapyramidal side effects.
(3)it is easy to adjust the dose, for most patients, the dose is 2~6mg/d, which can produce a therapeutic effect.
(4) for some poor therapeutic effect of conventional antipsychotics or intolerant patients, Risperidone may produce better results.
(5)Compliance of patients  greatly increases during the period of medication .
(6) foreign research shows, Risperidone  can reduce the expenses of patients and reduce the overall expenditure of the patients, and thus more in line with the principles of health economics.

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