Black Friday/Cyber Monday offer at iHerb - receive 11% off sitewide on orders over US $40. Use the promo code BFELEVEN at checkout.
Referred user receives 5% off their order, referrer receives 5% credit.
Is this a good site to get medication and stuff like that? Compared to buying locally?
For vitamins/supplements yes, other stuff you're probably best to go local at Watsons/Guardian etc as iHerb don't sell them.