Instead of going for calcium tablets, i suggest to undergo basti treatment which subsides all the symptoms of your mother. Consult nearby Panchakarma specialist, he will plan Anuvasana & niruha basti according to the condition.

Thanks for asking this is called sandhigatvat we want detailed history take yograj gugglu 2 tab b.d with maharasnadi kwath

At this age it is necessary to take calcium supplements regularly or a nutritious diet . Oil massage followed by hot fomentation is the best natural treatment. Digestion problem is also one of the cause for improper nutrition and ultimately leads to other problems eg backache . Migraine is also related to improper digestion . So first priority is to correct digestion , avoid spicy oily n fried food. She should avoid tea coffee and aerated drinks.

basti therapy,jaanu basti is best panchkarma therapy in ayurveda for knee n body pain . some medicinea,diet ll help in diegstion also so let her to ayurved panchkarma clinic, any details visit fb page-dr.khatri's shashwat ayurvedam