Hi give small feed frequently and, give syrup domestal and then wait till 30 mins and then feed slowly

Hi by 18 months it closes, teething period varies from baby to baby and may occur between 4 months to 15 months thus don't worry

Hi give clean cotton cloth refrigerated one for chewing to soothe the baby's gums and pain too and prevent your baby from taking everything in the mouth to prevent infections and diarrhoea during
Teething

Every night give massage on ur baby head . Give hemopathy medicine calcarea phosphorica 6x twice a day.

Hi give clean cotton cloth refrigerated one for chewing to soothe the baby's gums and pain too and prevent your baby from taking everything in the mouth to prevent infections and diarrhoea during teething

Hi it's normal, try to give solids more and cow milk and now lets of breastmilk, apply nipcare ointment on sore nipples

Hi if the stools are not watery and baby is active and feeding well and passing urine sufficiently then don't worry

Hi if baby is teething, give clean cold cotton cloth refrigerated one for chewing to soothe the baby's gums and pain too and prevent your baby from taking everything in the mouth to prevent infections and diarrhoea during teething

Hi yes you can use baby toothbrush and toothpaste

Yes the duration of teething is 4-13 months