Intranasal calcitonin is given in ?

Ans. is 'd' i.e., Post menopausal osteoporosis o Salmon calcitonin is approved for clinical use. The latter product also is available as a nasal spray, introduced for once-daily treatment of postmenopausal osteoporosis. o For Paget c disease, calcitonin generally is administered by subcutaneous injection because intranasal delivery is relatively ineffective owing to limited bioavailability.