Obesity Flashcards
BMI??
Measures if you’re of healthy weight for your height
Nit a definitive measure
Obesity- what is it??
What is the BMI??
Linked diseases??
Overweight with lots of body fat
BMI > = 30
CVD, type 2 diabetes, depression
Why is BMI not a definitive measure?
People that are V. Muscular can have a high BMI without excess fat
What is a better measure of excess fat?
Waist circumference - provides an indication of total body fat and the risk of obesity health related problems
What is the BMI to treat a patient over the counter??
BMI => 28kg/m2
How does orlistat work??
Potent Lipase inhibitor- prevents the absorption of dietary fat
Referral criteria- DO NOT GIVE IF TAKING!!
Levothyroxine ( reduced control of hypothyroidism)
Amiodarone ( decreased plasma levels)
Ciclosporin (decreased plasma levels)
Warfarin+ DOACs ( INR affected by low vitamin K)
Acarbose (not recommended for use)
Anti-epileptics (increased risk of convulsions)
Referral critirea- CONDITIONS
Tip: these conditions improve with weight loss. Lower doses of prescribed medications maybe needed
Diabetes Mellitus ( lowers blood sugars) Hypertension (lowers no) High cholesterol ( lowers cholesterol)
Other referral criteria - CONDITIONS
Chronic malabsorption syndrome Cholestasis (flow of bike from the liver is blocked) Pregnancy or breast feeding Kidney disease Failure to lose weight after 3 months
Which vitamins absorptions are affected by orlistat and why?
Vitamin ADEK - take vitamin supplements at night or 2 hours after orlistat dose!!!
It works by inhibiting dietary fat absorption which adversely affects the absorption of fat soluble vitamins!!
OTC PRODUCTS
POM to P
ORLISTAT (Alli)
OTC licensing
BMI?
AGE?
Max DURATION?
BMI => 28
Age: 18+
Max duration use: 6 months
What must you use orlistat in conjunction with?
Mildly hypocaloric lower-fat diet
How to take orlistat?
Take ONE 60mg capsule TDS BEFORE three main meals or up to 1 hour after.
When should you omit the dose of orlistat?
Omit dose if missed meal or meal fountained no fat
