system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Which drug has ceiling effect -
assistant
The correct answer is  Ans. is 'd' i.e., Buprenorphine Ceiling effects o A paicular effect of drug increases with increasing the dose of drug. However, with some opioids (paicularly agonist-antagonist) when the ceiling (roof) is reached fuher increment in dose not result in increase in effect. Ceiling effect is paicularly seen on respiratory depression, i.e., higher doses do not produce fuher respiratory depression.