Source: Marketing Authorisation Holder Revision Year: 2023 Publisher: Oethmaan Biosims (Pty) Ltd, 207A Sherwood House, Greenacres Office Park, c/o Victory and Rustenberg Roads, Victory Park, Johannesburg, 2195
Donapan is contraindicated in the following:
Donapan contains paracetamol which may be fatal in overdose. In the event of overdosage or suspected overdose and notwithstanding the fact that the person may be asymptomatic, the nearest doctor, hospital or Poison Centre must be contacted immediately.
Hepatotoxic medicines: Increased risk of hepatotoxicity.
Enzyme-inducing medicines: Increased risk of hepatotoxicity and possible decrease in therapeutic effects of Donapan.
Metoclopramide: Absorption of Donapan may be accelerated.
Probenecid: Pre-treatment with probenecid can decrease Donapan clearance, and increase its half-life.
Cholestyramine: Absorption of Donapan is reduced if given within one hour of cholestyramine.
Salicylates: Prolonged concurrent use of Donapan with salicylates increases the risk of adverse renal effects.
Antibiotics: Chronic use of isoniazid, an antibiotic medicine often prescribed for tuberculosis, may increase the risk of liver damage when combined with Donapan, even at recommended doses.
Warfarin: The anticoagulant effect of warfarin and other coumarins may be enhanced by prolonged regular daily use of paracetamol with increased risk of bleeding; occasional doses have no significant effect.
Donapan is generally considered safe for use in pregnant patients, if used infrequently (not daily or on most days).
Donapan is distributed into breastmilk, in amounts too small to be considered harmful to a breast-fed infant. No significant adverse effects have been seen in breast-fed infants whose mothers received paracetamol.
There is no data on adverse effects on male or female fertility.
None.
System Organ Class | Adverse reaction | Frequency |
---|---|---|
Blood and lymphatic system disorders | Neutropenia, pancytopenia, leucopenia, thrombocytopenia, agranulocytosis | Less frequent |
Immune system disorders | Anaphylaxis, Hypersensitivity reactions (characterised by urticaria, dyspnoea and hypotension), Angioedema | Less frequent |
Respiratory, thoracic and mediastinal disorders | Bronchospasm | Less frequent |
Hepatobiliary disorders | Hepatic dysfunction | Less frequent |
Skin and subcutaneous tissue disorder | Skin rashes. Skin rashes are usually erythematous or urticarial, but sometimes more serious and may be accompanied by fever and mucosal lesions | Less frequent |
Reporting suspected adverse reactions after authorisation of the medicine is important. It allows continued monitoring of the benefit/risk balance of the medicine. Healthcare professionals are asked to report any suspected adverse reactions to SAHPRA via the “6.04 Adverse Medicine Reaction Reporting Form”, found online under SAHPRA’s publications: https://www.sahpra.org.za/Publications/Index/8.
Not applicable.
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