tongue to swell up. In extremely uncommon cases, it can become severe enough to block your airway—definitely an emergency!
6. Strange Skin Lesions (Erythema Multiforme)
Some patients develop round, red skin lesions, especially on the shins. These are very rare but will need medical attention if they occur.
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7. Nausea and Abdominal Pain
About 3% of people feel queasy, and 1–2% might feel diffuse stomach pain—not tied to any one area. These symptoms are generally mild but can catch you off guard if you’re not expecting them.
8. Constipation
