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In general, whether poisoning causes dizziness depends on the type of poison, the dose, and individual reactions. Some types of poisoning can lead to dizziness, while others may not cause noticeable or any dizziness at all. If symptoms suggestive of poisoning occur, prompt first-aid measures should be taken. The specific analysis is as follows:

If the poisoning is due to alcohol or carbon monoxide, these substances easily affect central nervous system function, leading to abnormal cerebral blood supply or nerve conduction, which in turn causes dizziness, often accompanied by nausea, fatigue, and confusion. In such cases, immediate removal from the toxic environment and cessation of exposure to the harmful substance are essential to prevent worsening dizziness and potential accidents such as falls.

In cases of mild heavy metal poisoning or local irritant poisoning, the toxic effects are often localized to specific organs, such as gastrointestinal discomfort or damage to skin and mucous membranes, and dizziness may not be obvious or may not appear initially. However, these types of poisoning still require timely intervention to prevent toxin spread and more serious complications.

It is important in daily life to properly store toxic substances—such as pesticides, medications, and cleaning agents—to prevent accidental ingestion or exposure. If poisoning is suspected, regardless of whether dizziness is present, the poisonous substance should be quickly identified, and measures such as induced vomiting and bringing a sample of the toxin to the hospital should be taken promptly to minimize harm.