âChances are the white-eye reflex is not a sign of retinoblastoma,â she said. âItâs the one everyone hears about because itâs the worst. But it isnât nearly the most common cause for the reflex.â. Up there with the most common causes of leukocoria, she added, are bad photography angles.
Also, the infection has been treated with numerous antibiotics (amoxicillin, flagyl, omnicef, augmentin, clindamycin), and all seem to help at first, but only clindamycin has lasting effects. Not even augmentin worked.
Quick Answer. Drugs.com explains, Omnicef, also known as cefdinir, has a half-life of 1.7 to 1.8 hours with normal kidney function. This means that in 1.7 or 1.8 hours half of the dosage taken is removed from one's system. In an additional 1.7 to 1.8 hours only one-quarter of the dose remains.