Sales on Kirkland Signature Allergy Medicine from Costco.com – generic Flonase, Allegra, Zyrtec, and Claritin

Costco.com has several types of allergy medicine on sale with free shipping until January 15. Here are the deals:
Kirkland Signature AllerClear, 365 Tablets (generic Claritin) – $9.49
Kirkland Signature Aller-Tec, 365 Tablets (generic Zyrtec) – $11.99
Kirkland Signature Aller-Fex 180 mg., 180 Tablets (generic Allegra) – $27.99
Kirkland Signature Aller-Flo, 600 Spray Count (generic Flonase) – $21.99
These can also be purchased by non-Costco members with a 5% surcharge. These prices mostly match a , except the Aller-Fex which is $1 more expensive.