Can calf pain in a 6-year-old be triggered by the antibiotic Azycyna?

The manufacturer lists muscle pain among the possible side effects, however, this is one of the rarer effects. This does not mean, however, that it could not occur in your child. If you suspect that the medicine caused this symptom, it is worth reporting an adverse reaction. I attach a useful entry: https://www.gdziepolek.pl/artykuly/jak-i-dlaczego-zglaszac-dzialania-niepozadane I will only add that in children, a common cause of pain in the limbs, which is not accompanied by other symptoms (swelling, redness) and are not the result of injury, are the so-called growing pains. Relief from symptoms is often brought by leg massage. If the pain is intense, it is worth ruling out other causes after consulting a doctor. It is also worth remembering that muscle pain can be a symptom accompanying an infection. The possibility of online consultation is also provided by the GdziePoLek portal: https://www.gdziepolek.pl/telekonsultacja/z-pediatra