Unisom SleepTabs (Doxylamine Succinate 25mg)
Unisom·$11.99
✓Generic Worth ItSave 33%
70% confidence267 votes
✓Verified Jan 2026
Generic Alternative
Kirkland Signature Sleep Aid (Doxylamine Succinate 25mg)
Kirkland Signature
Costco
$7.99
187
Same Quality
53
Close Enough
27
Not Worth It
Quick Facts
✓Ingredients ComparedConfirmed
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70%
Same Quality
20%
Close Enough
10%
Not Worth It
Evidence (1)
Ingredients✓ Confirmedby adminApr 6, 2026
Kirkland Signature Sleep Aid contains doxylamine succinate 25mg, the same active ingredient as Unisom SleepTabs. Off-patent OTC sleep aid. FDA-approved generic. Costco members consistently rate this as one of the best value Kirkland products.
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