Uses of Pentollin: - Peripheral vascular disease - Intermittent claudication Peripheral vascular disease Previous hypersensitivity reactions to xanthine-related products e.g. caffeine, theophylline and theobromine. Recent cerebral and/or retinal haemorrhage. Porphyria.

How to use Pentoxifylline: Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Pentoxifylline is to be taken with food. Administration: Should be taken with food. Adult Dose: Oral Peripheral vascular disease Adult: As modified-release formulation: 400 mg tid (normally for at least 8 wk) May reduce to 400 mg bid if GI or CNS adverse effects occur. Intermittent Claudication 400 mg PO q8hr Recommended duration of treatment: >8 weeks Hepatic impairment: Dose reduction may be needed in severe impairment. Child Dose: Safety and efficacy not established Renal Dose: Renal impairment: Moderate impairment (CrCl about 60 ml/min): 400 mg bid; Severe impairment (CrCl about 20 ml/min): 400 mg once daily; may reduce further to 400 mg once every other day if needed.

Concurrent use with ciprofloxacin may increase the adverse effect of pentoxifylline. Concurrent use may increase serum levels of theophylline derivatives. Potentially Fatal: May increase risk of adverse effect when used with ketorolac.

Previous hypersensitivity reactions to xanthine-related products e.g. caffeine, theophylline and theobromine. Recent cerebral and/or retinal haemorrhage. Porphyria.

Common - Bloating - Diarrhea - Flushing (sense of warmth in the face, ears, neck and trunk) - Headache - Heartburn - Lightheadedness - Nausea - Stomach discomfort - Vomiting - Weakness 1-10% Nausea,Vomiting <1% Angina,Anaphylaxis,Anorexia,Aplastic anemia,Pancytopenia,Conjunctivitis,Angioedema,Aseptic meningitis,Chest pain,Leukemia,Leukopenia,Cholecystitis,Hepatitis,Seizure,Scotoma,Thrombocytopenia,Increased live enzyme Potentially Fatal: Fatal haemorrhage (cerebral and GI tract); anaphylactoid reaction.

Precaution: Avoid use in patients with severe cardiac arrhythmias or acute MI. Caution when used in patients with ischaemic heart disease or hypotension. Impaired renal or hepatic function. Start at lower dose in elderly; safety and efficacy not established in children. Tablets should not be chewed, crushed or broken; swallow whole. Pregnancy, lactation. Lactation: Drug excreted in breast milk; discontinue therapy, or do not nurse

Pentoxifylline reduces blood viscosity by increasing deformability of leukocytes and erythrocytes; and decreasing neutrophil adhesion/activation. It also improves microcirculation and peripheral tissue oxygenation through better blood flow. It has also been used in cerebrovascular disorders.