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
Antiretroviral drug causing increased liver enzymes is? 
Select and explain. 
A. Didanosine, B. Zidovudine, C. Eirenz, D. Tenofovir
C: Eirenz
Answer: C: Eirenz 
Explanation: Ans. is 'c' i.e., Eirenz Characteristic side effects of impoant antiretroviral drugs Lamivudin - Nausea, headache, fatigue. Stavudine - Peripheral neuropathy, lipodystrophy, hyperlipidemia, pancreatitis, rapidly progressive ascending neuromuscular weakness. Didanosine - Peripheral neuropathy, pancreatitis, diarrhea, nausea, hyperuricemia. Zalcitabine - Peripheral neuropathy, oral ulceration, pancreatitis. Zidovudin - Macrocytic anemia, neutropenia, nausea, headache, insomnia, asthenia. Tenofovir - Asthenia, headache, diarrhea, nausea, vomiting, flatulance, renal insufficiency. Eirenz - CNS effects, rash, is liver enzymes. Nevirapine - Rash, hepatitis, nausea, headache. Indinavir - Nephrolithiasis, nausea, indirect hyperbilirubinemia, headache, blurred vision, asthenia.