Olanzapine is a medication used for treating mental health conditions like bipolar disorder and schizophrenia. This medication falls under the category of atypical antipsychotics and works by altering certain chemicals in the brain, including serotonin and dopamine. However, this medication can cause side effects, some of which may be severe.

If a person takes olanzapine without a prescription, they may experience various psychological and physical symptoms. The effects of this medication can differ based on the individual’s metabolism and the amount taken.
One of the most common side effects of olanzapine is sedation. It can cause drowsiness, and sluggishness, and reduce alertness, affecting concentration and reaction time. If taken before driving or operating heavy machinery, it could lead to accidents.
Weight gain is another common side effect of olanzapine due to increased appetite, leading to overeating. Excessive weight gain could increase the risk of diabetes or heart disease.
Olanzapine can also cause changes in blood sugar levels, leading to dizziness, confusion, and weakness. The medication can even cause hallucinations, delusions, anxiety, depression, and agitation, putting the person at risk of self-harm or hurting others.
In rare cases, olanzapine could cause neuroleptic malignant syndrome (NMS), a severe and potentially fatal condition. Symptoms of NMS include fever, muscle rigidity, and confusion. If a person experiences any of these symptoms, they should seek medical attention immediately.
It is crucial to note that olanzapine should only be taken under a doctor’s guidance. It is only available by prescription and not recommended for self-medication. Taking this medication without supervision could lead to severe complications.
In summary, olanzapine is a potent medication for treating bipolar disorder and schizophrenia. Still, it has side effects, including sedation, weight gain, changes in blood sugar levels, and psychological symptoms like hallucinations, delusions, anxiety, depression, and agitation. It is essential to seek medical attention immediately if any of these symptoms occur. It is critical to take olanzapine only under a qualified healthcare provider’s guidance.