https://www.trymark.com/alka-seltzer/fizzandflex/index.html
During the Sweepstakes Period, you may enter the Sweepstakes via Instagram. Using your Instagram account, follow @alkaseltzer_usa if you are not doing so already and publicly post either a photo or video showing how you say yes and go big on game days this football season. Be sure to include the hashtags #FizzandFlex and #Sweepstakes and tag @alkaseltzer_usa in the caption of your post to receive one (1) entry (the post caption and photo or video are, collectively, an “Entry”). You must be a follower of @alkaseltzer_usa and include the #FizzandFlex and #Sweepstakes hashtags, and tag @alkaseltzer_usa in your post for your Entry to be eligible for the applicable Entry Period drawing.
Entry Period Prize packages (one (1) per Entry Period, eight (8) total): Each Entry Period Prize package consists of one (1) $500.00 gift card, awarded as a $500.00 pre-paid debit card (certain terms & conditions as specified by issuer apply) (Estimated Retail Value (“ERV”) $500.00) and one (1) Alka-Seltzer sample pack (samples to be determined by Sponsor) (ERV $50.00). Total ERV of each Entry Period Prize package is $550.00.
Grand Prize package (1 for the Sweepstakes Period): $30,000.00 (awarded in the form of a $30,000.00 check) (ERV $30,000.00).