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Can certain antibiotics be dangerous with alcohol?

Yes, consuming alcohol while taking certain antibiotics can be dangerous. When alcohol is consumed, it is metabolized in the liver by an enzyme called alcohol dehydrogenase (ADH). Some antibiotics, like metronidazole and tinidazole, inhibit the action of ADH, leading to a buildup of acetaldehyde in the body. This can result in unpleasant symptoms such as nausea, vomiting, headache, and rapid heartbeat [1][2].

In addition, combining alcohol with certain antibiotics can reduce the effectiveness of the medication. For example, alcohol can interfere with the absorption of doxycycline and tetracycline, making them less effective at treating infections [1][2].

It is important to note that not all antibiotics interact negatively with alcohol. However, it is generally recommended to avoid alcohol while taking antibiotics to prevent any potential adverse effects [3]. As always, it is best to consult with a healthcare provider before consuming alcohol while taking any medication.


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Follow-up:   Why are certain antibiotics risky with alcohol? What reactions can occur with antibiotics and alcohol? How does alcohol affect antibiotic treatment?

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