Cancer of the larynx can be fatal if not diagnosed and treated early. Thus, any change or loss of voice that does not respond to treatment must be evaluated for this potentially life threatening condition. How To Get Your Voice Back Fast and Overnight
Yes clindamycin can be used for ear infections, however, it is not the best antibiotic for ear infections. It doesn't reach good levels in the skin to help. There are a lot of side effects with this antibiotic. Sometimes ear infections will go away without an antibiotic. Best to go with your doctor's advice.
About clindamycin. Clindamycin is an antibiotic which is given to treat serious bacterial infections. It is useful for treating joint and bone infections (such as osteomyelitis), and infections in the abdomen. It is also used to treat tooth infections where other antibiotics have not worked.