This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Pharmacology
The following drug is given in a pulsatile manner? 
Select and explain. 
A. Octreotide, B. Abarelix, C. Goserelin, D. Aspirin
C: Goserelin
Answer: C: Goserelin 
Explanation: GnRH agonists are given both in Pulsatile and continuous manner. GnRH antagonists are usually given in a continuous manner. Goserelin is GnRH agonist. Abarelix is GnRH antagonist.Ref: Goodman Gillman 12th ed.Pg:1121