This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
Tetracyclines can be given in all forms except : 
Select and explain. 
A. Oral, B. Intravenous, C. Topical in eye, D. Topical in open wound
D: Topical in open wound
Answer: D: Topical in open wound 
Explanation: None