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Indian Pediatr 2018;55: 1006-1007 |
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Lead Toxicity due to Use of Traditional Medicines in a Child
with Type 1 Diabetes Mellitus
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Vimlesh Soni and Devi Dayal*
Endocrinology and Diabetes Unit, Department of
Pediatrics, Advanced Pediatrics Center, PGIMER, Chandigarh, India.
Email: [email protected]
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The management of Type 1 Diabetes Mellitus (T1DM) in
children is a challenging process for the parents that involves
understanding the complexities of insulin therapy, monitoring blood
glucose, and following a nutritional and exercise plan. Due to the need
of lifelong injections, parents often resort to the use of Complementary
and alternative medicine (CAM) [1].
An 8-year-old boy was diagnosed elsewhere with T1DM,
and initiated on premixed insulin therapy two months before
presentation. However, parents started using ayurvedic drugs (Tablet
Debix, Sandu Pharmaceuticals Ltd, Goa, and Tablet Chandraprabha Vati,
Divya Pharmacy, Uttarakhand) bought over the counter along with insulin.
Each tablet was given twice daily. Ten days prior to presentation at our
hospital, he developed pain abdomen and non-bilious vomiting. There was
history of constipation but no abdominal distension, fever or altered
sensorium. There was no history of pica or environmental exposure to
chemicals. He was operated for ileoileal intussusception elsewhere but
pain abdomen persisted. Lead toxicity was suspected in view of ayurvedic
medication use. Blood lead level (BLL) was 73 µg/dL (normal<5 µg/dL). He
was then referred to our hospital. The general physical examination was
unremarkable, except for pallor. The repeat BLL was 63 µg/dL. A
conservative plan was followed as he showed symptomatic improvement.
Chemical analysis of Debix and Chandraprabha Vati tablets revealed lead
content of 2.87 and 2.29 µg/g, respectively; the total lead intake
amounted to 6.1 µg/day. On day-9 of hospitalization, BLL was 20 µg/dL.
Other laboratory investigations showed hemoglobin of 7.8 g/dL, HbA1c
11.8% and positive GAD-65 autoantibodies. He was discharged on basal
bolus insulin regimen after two weeks of hospital stay. At follow up 3
months later, the BLL was 2 µg/dL and HbA1c was 8.2%.
The use of CAM is common (18% and 56% in different
studies) in children with T1DM [1]. Such products are often promoted as
‘natural’ or ‘safe’, and relatively inexpensive ‘cure’ [2]. However,
several CAM including ayurvedic products available over the counter or
on the internet contain lead, mercury, or arsenic much above their
acceptable levels, and their use may result in potentially serious
complications [2]. There are several reports of lead toxicity after the
use of ayurvedic drugs in adults with diabetes [2-5]. The usual
gastrointestinal manifestations of lead toxicity are abdominal pain,
nausea, vomiting and constipation.
The use of CAM is largely unregulated in India [2].
There is an urgent need for rigorous pharmacological and toxicological
studies to ensure purity, safety and efficacy of these widely available
products.
Acknowledgements: Prof. Savita Verma Attri and Mr
Vivek Singh Malik, Biochemistry Laboratory, Department of Pediatrics,
PGIMER, Chandigarh for carrying out the chemical analysis of the drugs.
References
1. Uslu N, Bayat M. The use of complementary and
alternative medicine in children with type 1 diabetes mellitus. J Tradit
Med Clin Natur. 2018;7:265.
2. Kesavadev J, Saboo B, Sadikot S, Das AK, Joshi S,
Chawla R, et al. Unproven therapies for diabetes and their
implications. Adv Ther. 2017;34:60-77.
3. Desai A, Staszewski H. Ayurvedic remedy for
diabetes as a cause of lead poisoning: a case report. Am J Med.
2012;125:e3-4.
4. Gupta N, Goswami B, Singh N, Koner BC, Garg R.
Lead poisoning associated with ayurvedic drug presenting as intestinal
obstruction: A case report. Clin Chim Acta. 2011;412:213-4.
5. Mathee A, Naicker N, Teare J. Retrospective
investigation of a lead poisoning outbreak from the consumption of an
ayurvedic medicine: Durban, South Africa. Int J Environ Res Public
Health. 2015;12:7804-13.
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