If you're taking antibiotics or a blood thinner, check with your doctor before using Cold-Eeze Cold Remedy Lozenges as they can reduce the absorption of some antibiotics and blood thinners. Cold-Eeze is committed to offering cold relief products based on natural, homeopathic principles. Continue until all symptoms have ended (see warnings). 2  Recommended daily dosage of COLD-EEZE® Cold Remedy Lozenges is 6 lozenges per day for adults. 4 lozenges for ages 12-17. 3  To avoid minor stomach upset, do not take COLD-EEZE® Cold Remedy Lozenges on an empty stomach.