This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology, Subject name: Medicine
An analogue of Amylin approved for type I / type 2 Diabetes Mellitus is 
Select and explain. 
A. Oral pramilintide, B. Injectable pramilintide, C. Intranasal pramilintide, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Pramlintide is an amylin analogue approved for treatment of diabetes and is an injectable form Ref Harrison 20th edi page no 2865