The Department of Health has ordered drug manufacturer Quality Pharmaceutical Laboratory to recall seven more products which have failed the disintegration time test.

They are Ampicin-125 Tablet (HK-24543), Ampicin-250 Tablet (HK-24542), Amoxycillin 250mg Tablet (HK-45567), Diphylline 200mg Tablet (HK-05025), Senoside 7.5mg Tablet (HK-49402), Qualiafin Tablet (HK-45961) and Simethacone 80mg Tablet (HK-35757).

The department said it was a quality defect which could have a therapeutic bearing. The products have been sold to private doctors and pharmacies.

Ampicin-125 Tablet, Ampicin-250 Tablet and Amoxycillin 250mg Tablet are antibiotics. They can only be sold in dispensaries on a doctor's prescription and under the supervision of a pharmacist.

The rest are over-the-counter medicines. Diphylline 200mg Tablet is used as a bronchodilator whereas Senoside 7.5mg Tablet is used for the treatment of constipation. Qualiafin Tablet is used as a painkiller while Simethacone 80mg Tablet is used for the treatment of gastrointestinal disorders.

The manufacturer has suspended all drug distribution to facilitate the investigation. The department will closely monitor the recall.