Nephrotoxicity: Bacitracin in parenteral (intramuscular) therapy may cause renal failure due to tubular and glomerular necrosis. Its use should be restricted to infants with staphylococcal pneumonia and empyema when due to organisms shown to be susceptible to bacitracin.
Precursor Skills to Sitting Up: 1  1. Holding baby in upright postures with support. 2  3. Play time on his back â This is a good way for baby to begin to strengthen the muscles on the front of their body (the flexors) 3  4. Rolling â Strengthens the muscles of his trunk as they work together with coordination.
Age 8-12 Months. By age 8 months, most babies can sit up without support. They also figure out how to roll down to their stomachs and return to a sitting position again.Some babies are in constant motion; they'll arch their necks and look around while on their stomachs and grab at their feet or objects while on their backs.y age 8 months, most babies can sit up without support. They also figure out how to roll down to their stomachs and return to a sitting position again.