EFRIN Film-coated tablet Ref.[51182] Active ingredients: Efavirenz

Source: Health Products Regulatory Authority (ZA)  Revision Year: 2023  Publisher: Viatris Healthcare (Pty) Ltd, 4 Brewery Street, Isando, Johannesburg, 1600, Gauteng, South Africa

4.1. Therapeutic indications

EFRIN in combination with other antiretroviral medicines is indicated for the treatment of HIV-1 infected adults and children weighing greater or equal to 40 kg.

4.2. Posology and method of administration

Posology

The therapy should be initiated by a medical practitioner experienced in the management of HIV infection.

Dosage

Adults

The recommended dosage of EFRIN in combination with a protease inhibitor, and/or nucleoside analogue reverse transcriptase inhibitors (NRTIs) is 600 mg orally, once daily.

In order to improve the tolerability of nervous system side effects, bedtime dosing is recommended during the first two to four weeks of therapy and in patients who continue to experience these symptoms (see section 4.8).

Concomitant Antiretroviral Therapy

EFRIN must be given in combination with other antiretroviral medications (see section 4.5).

Special populations

Children weighing greater than or equal to 40 kg

The recommended dosage of EFRIN in combination with a protease inhibitor, and/or nucleoside analogue reverse transcriptase inhibitors (NRTIs) is 600 mg orally, once daily.

EFRIN should only be administered to children who are able to reliably swallow tablets.

EFRIN should not be used in adults and children weighing less than 40 kg.

Method of administration

For oral use.

EFRIN may be taken with or without food, preferably at bedtime (see section 4.4).

4.9. Overdose

In overdose, side effects can be precipitated and/or be of increased severity (see section 4.8).

Some patients accidentally taking 600 mg twice daily have reported increased nervous system symptoms and involuntary muscle contractions.

Administration of activated charcoal may be used to aid removal of unabsorbed substance. There is no specific antidote for overdose with EFRIN. Since EFRIN is highly protein bound, dialysis is unlikely to significantly remove the medicine from blood.

6.3. Shelf life

Store at or below 30°C.

Store in the original container.

Do not remove from the carton until required for use.

Keep the bottle tightly closed.

6.5. Nature and contents of container

EFRIN is packed in high density polypropylene (HDPE) bottle pack (marketable pack) comprising of wide mouth white HDPE bottle with a white opaque polypropylene (PP) closure with induction sealing in pack sizes of 30’s packed in a carton.

6.6. Special precautions for disposal and other handling

Any unused medicinal product or waste material should be disposed of in accordance with local requirements.

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