OVERVIEW

PRODUCT INFORMATION

CHEMICAL FORMULA AND STRUCTURE

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DRUG	CAS REGISTRY NO.	MOLECULAR FORMULA	STRUCTURE
Cilostazol	73963-72-1	C20-H27-N5-O2

ANNOTATED BIBLIOGRAPHY

References updated: 1 December 2017

• Zimmerman HJ. Pentoxifylline. Drugs used in cardiovascular disease. In, Zimmerman HJ. Hepatotoxicity: the adverse effects of drugs and other chemicals on the liver. 2nd ed. Philadelphia: Lippincott, 1999, pp. 654.

  (Expert review of hepatotoxicity published in 1999, does not discuss cilostazol).
• Michel T, Hoffman BB. Treatment of myocardial ischemia and hypertension. In, Brunton LL, Chabner BA, Knollman BC, eds. Goodman & Gilman's the pharmacological basis of therapeutics. 12th ed. New York: McGraw-Hill, 2011, pp. 746-88.

  (Textbook of pharmacology and therapeutics).
• Cameron HA, Waller PC, Ramsay LE. Drug treatment of intermittent claudication: a critical analysis of the methods and findings of published clinical trials, 1965-1985. Br J Clin Pharmacol 1988; 26: 569-76 . [PMC free article: PMC1386634] [PubMed: 3061424]

  (Analysis of 75 trials of 33 drugs used to treat intermittent claudication in the English literature [1965-1985: before availability of cilostazol] found design problems in 76% of trials and concluded that available information does not support the efficacy of any agent in exercise performance in intermittent claudication).
• Dawson DL, Cutler BS, Hiatt WR, Hobson RW 2nd, Martin JD, Bortey EB, Forbes WP, et al. A comparison of cilostazol and pentoxifylline for treating intermittent claudication. Am J Med 2000; 109: 523-30. [PubMed: 11063952]

  (Among 698 patients with intermittent claudication treated with cilostazol [100 mg twice daily], pentoxifylline [400 mg thrice daily] or placebo, maximal walking distance improved more with cilostazol [54%] than pentoxifylline [30%], which was similar in effect to placebo [34%]; adverse events were similar in all 3 groups; no mention of ALT levels or hepatotoxicity).
• Pratt CM. Analysis of the cilostazol safety database. Am J Cardiol 2001; 8: 28D-33D. [PubMed: 11434897]

  (Summary of adverse events from 8 controlled trials of cilostazol [50 to 100 mg twice daily for 12-24 weeks] in 1374 patients with intermittent claudication states that rates of serious adverse events were no different than with placebo; in postmarketing surveillance of 70,430 patients over a 3 year period in the US, 461 adverse events were reported, 34 considered serious, none of which were judged to be drug related; no mention of ALT elevations or hepatotoxicity).
• Strandness DE Jr, Dalman RL, Panian S, Rendell MS, Comp PC, Zhang P, Forbes WP. Effect of cilostazol in patients with intermittent claudication: a randomized, double-blind, placebo-controlled study. Vasc Endovascular Surg 2002; 36: 83-91. [PubMed: 11951094]

  (Among 394 patients with intermittent claudication treated with cilostazol [50 or 100 mg twice daily] or placebo for 24 weeks, the most common adverse events were headache [26% and 41% vs 12%], diarrhea [11% and 17% vs 6%] and there were no "clinically relevant changes in laboratory assessments"; no specific mention of ALT elevations or hepatotoxicity).
• Chapman TM, Goa KL. Cilostazol: a review of its use in intermittent claudication. Am J Cardiovasc Drugs 2003; 3: 117-38. [PubMed: 14727939]

  (Review of the mechanism of action, efficacy and safety of cilostazol based upon 8 controlled trials in 2274 patients mentions that side effects are common, but generally well tolerated and cilostazol has significant drug-drug interactions with CYP 3A4 and 2C19 inducers; no mention of ALT elevations or hepatotoxicity).
• Drugs for intermittent claudication. Med Lett Drugs Ther 2004; 46 (1176): 13-5. [PubMed: 14973403]

  (Concise review of the medical management of intermittent claudication mentions that pentoxifylline is approved for symptomatic therapy of this condition, but that its efficacy is controversial; no mention of ALT elevations or hepatotoxicity).
• Morris DS, Porterfield JR, Sawyer MD. Hemorrhagic cholecystitis in an elderly patient taking aspirin and cilostazol. Case Rep Gastroenterol 2008; 2: 203-7. [PMC free article: PMC3075144] [PubMed: 21490889]

  (91 year old woman with intermittent claudication developed hemorrhagic cholecystitis after having taken both aspirin and cilostazol for 4 years).
• Hiatt WR, Money SR, Brass EP. Long-term safety of cilostazol in patients with peripheral artery disease: the CASTLE study (Cilostazol: A Study in Long-term Effects). J Vasc Surg 2008; 47: 330-6. [PubMed: 18155871]

  (Among 1435 patients with intermittent claudication treated with cilostazol [100 mg twice daily] or placebo for up to 3 years, death rates [1.9 vs 2.2 patients per year] and rates of serious bleeding were not different [2.5 vs 3.1]; no mention of ALT elevations or hepatotoxicity).
• Shinohara Y, Katayama Y, Uchiyama S, Yamaguchi T, Handa S, Matsuoka K, Ohashi Y, et al.; CSPS 2 group. Cilostazol for prevention of secondary stroke (CSPS 2): an aspirin-controlled, double-blind, randomized non-inferiority trial. Lancet Neurol 2010: 959-68. [PubMed: 20833591]

  (Among 2757 patients with stroke treated with cilostazol [100 mg twice daily] or aspirin for up to 5 years [m=29 months], there were no differences in rates of serious adverse events and no mention of ALT elevations or hepatotoxicity).
• Reuben A, Koch DG, Lee WM; Acute Liver Failure Study Group. Drug-induced acute liver failure: results of a U.S. multicenter, prospective study. Hepatology 2010; 52: 2065-76. [PMC free article: PMC3992250] [PubMed: 20949552]

  (Among 1198 patients with acute liver failure enrolled in a US prospective study between 1998 and 2007, 133 were attributed to drug induced liver injury, but none were attributed to cilostazol).
• Stevens JW, Simpson E, Harnan S, Squires H, Meng Y, Thomas S, Michaels J, et al. Systematic review of the efficacy of cilostazol, naftidrofuryl oxalate and pentoxifylline for the treatment of intermittent claudication. Br J Surg 2012; 99: 1630-8. [PubMed: 23034699]

  (Systematic review of the literature on drugs for intermittent claudication concluded that pentoxifylline was less effective than cilostazol, that adverse events were "generally minor" and that serious adverse events were not increased; no mention of ALT elevations or hepatotoxicity).
• Lee WH, Chu CY, Hsu PC, Su HM, Lin TH, Voon WC, Lai WT, Sheu SH. Cilostazol for primary prevention of stroke in peripheral artery disease: a population-based longitudinal study in Taiwan. Thromb Res 2013; 132: 190-5. [PubMed: 23433530]

  (Retrospective cohort study of patients with intermittent claudication in Taiwan treated with cilostazol, aspirin or clopidogrel, found rates for stroke were lower in cilostazol treated subjects; no mention of ALT elevations or hepatotoxicity).
• Perez P, Esteban C, Sauquillo JC, Yeste M, Manzano L, Mujal A, Jiméz Caballero PE, et al.; FRENA Investigators. Cilostazol and outcome in outpatients with peripheral artery disease. Thromb Res 2014; 134: 331-5. [PubMed: 24951338]

  (Among 1317 patients with intermittent claudication followed in a prospective database, patients on cilostazol [n=191] had similar rates of ischemic stroke, major bleeding and death to those not on cilostazol; no mention of ALT elevations or hepatotoxicity).
• Rogers KC, Oliphant CS, Finks SW. Clinical efficacy and safety of cilostazol: a critical review of the literature. Drugs 2015; 75: 377-95. [PubMed: 25758742]

  (Review of the mechanism of action, pharmacology, efficacy and safety of cilostazol; no mention of ALT elevations or hepatotoxicity).
• Chalasani N, Bonkovsky HL, Fontana R, Lee W, Stolz A, Talwalkar J, Reddy KR, et al.; United States Drug Induced Liver Injury Network. Features and outcomes of 899 patients with drug-induced liver injury: The DILIN Prospective Study. Gastroenterology 2015; 148: 1340-52. [PMC free article: PMC4446235] [PubMed: 25754159]

  (Among 899 cases of drug induced liver injury enrolled in a US prospective study between 2004 and 2013, none were attributed to cilostazol).