


Get Effer-K for as low as $18.60, which is 43% off the average retail price of $32.64 for the most common version, by using a GoodRx coupon.
GoodRx coupon prices last updated on 11/08/25.
Sales tax may apply and is not included.Popular offers
| BIN | 015995 |
| PCN | GDC |
| Group | GDRX |
| Member ID | DT845579 |