Symptom Checker
Step 4: Read and complete the decision guide to learn more about your symptoms.
Daytime Drowsiness
So far you have indicated that you are drowsy during the day, that you do not have difficulty sleeping, and you don't have symptoms suggestive of an underactive thyroid (hypothyroidism).
Many prescription and non-prescription drugs can have drowsiness as a side effect.
Are you taking medications, herbs, or supplements that you think might be making you drowsy?
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