Question:

A patient presents with oral lesions and burning sensation on eating spicy food. Which of the following drugs is responsible here?

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Drug-induced oral lichenoid lesions can cause burning sensation with spicy food; lithium is one possible cause.
Updated On: May 14, 2026
  • Lithium
  • Beta blockers
  • Fluconazole
  • Ciprofloxacin
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The Correct Option is A

Solution and Explanation

Concept: Lithium can cause cutaneous and mucosal adverse effects, including oral lesions and lichenoid drug reactions. Such lesions can cause burning sensation, especially with spicy food.

Step 1:
Identify the symptom pattern.
Oral lesions with burning on spicy food suggest an inflammatory mucosal lesion.

Step 2:
Relate with drug-induced lesion.
Lithium is known to cause dermatological and mucosal adverse effects, including lichenoid eruptions.

Step 3:
Select the responsible drug.
Among the options, the drug most likely responsible is: \[ \text{Lithium} \] Therefore, the correct answer is Lithium.
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