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Amazon [amazon.com] has 40-Count Advil Liqui-Gels Pain Reliever And Fever Reducer for $6.39 – $2.00 – 35% when you apply promo code , on the checkout page – 5% when you check out via Subscribe & Save = $1.83.
Shipping is free with Prime or on $35+ orders.

Price
$5.16 lower (74% savings) than the list price of $6.99
$2.18 lower (54% savings) than the previous price of $4.01