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CONTINUING OTC EDUCATION<br />

decrease the appearance of acne, and help symptoms of Crohn’s disease or<br />

ulcerative colitis. Flatulence may be an issue and it may not be suitable for people<br />

with a yeast allergy or those who are immunocompromised.<br />

S. cerevisiae is another probiotic yeast with strong antioxidant activity that<br />

may help reduce pain associated with IBS.<br />

Streptococcus salivarius<br />

S. salivarius K12 and M18 are oral cavity probiotics which are have activity<br />

against bacteria implicated in bad breath, gingivitis (see Oral Health), and tooth<br />

decay. K12 also helps stimulate antiviral immune defenses and reduce episodes<br />

of otitis media.<br />

S. thermophiles has been widely used in the dairy industry in the production<br />

of milk, cheese and yoghurt since the 1900s. Live cultures of S. thermophiles can<br />

help people who are lactose-intolerant digest dairy products.<br />

Safety of probiotics<br />

Although probiotics are generally considered safe and cause few side effects,<br />

assessments are ongoing into the safety and toxicity of these substances.<br />

Reassuringly, yoghurt, cheeses, and many other foods that contain live cultures<br />

(probiotics) have been eaten for centuries with few reported ill effects. However,<br />

people with a weakened immune system or a serious illness have a reduced<br />

ability to fight infection and may be vulnerable to infection from probiotics, and<br />

should avoid them.<br />

Probiotics: foods versus supplements?<br />

The form of the probiotic (ie, as a powder, tablet, capsule, or food) generally does<br />

not matter as long as it contains at least 7–9 billion colony forming units (CFU)<br />

per dose, although recommended dosage for different strains varies.<br />

As a general rule, most foods do not contain enough organisms or the content<br />

varies widely from batch to batch as a result of the manufacturing process or<br />

storage. Choose commercially prepared probiotic products from a reputable<br />

company that guarantees a specific number of organisms at the time of purchase,<br />

and ensure storage requirements are adhered to. Products stored for long periods<br />

of time or improperly stored may contain few live and active organisms to start<br />

with.<br />

Prebiotics<br />

Prebiotics are non-digestable food ingredients. They are mostly obtained from<br />

carbohydrate fibres called oligosaccharides. Sources of prebiotics include whole<br />

grains, bananas, onions, garlic, honey and artichokes. Prebiotics can increase<br />

the number of beneficial bacteria in the intestine by stimulating their growth.<br />

A prebiotic combined with a probiotic is called a symbiotic – a substance that<br />

contains both live bacteria and the fuel it needs to survive.<br />

Prebiotics available in New Zealand mostly contain inulin or oligofructose.<br />

Both are effective for the treatment of constipation. Inulin can also lower<br />

Refer to<br />

PHARMACIST<br />

The following questions aim to identify customers who would<br />

benefit from further input from a pharmacist. Your initial assessment<br />

may have already provided some answers. Decide if any further<br />

questions still need to be asked and refer any “yes” answers to a<br />

pharmacist.<br />

• Does the person have any other health conditions (eg,<br />

immunosuppression, cancer, is pregnant or breastfeeding)?<br />

• Does the person take any regular medicine that has been<br />

prescribed by a doctor?<br />

• Is the person wanting a probiotic for a very young child or an<br />

elderly person?<br />

• Does the person have any symptoms of concern (eg, blood in the<br />

faeces, unexplained weight loss, inconsistent bowel movements)?<br />

• Has the person recently travelled to a developing country?<br />

• Have probiotics been tried before without success?<br />

• Does the person have any allergies to milk or lactose?<br />

triglycerides and is included in several meal replacement formulae or weight loss<br />

products as it suppresses hunger by making people feel full. A kiwifruit extract is<br />

also available that contains prebiotics, dietary fibre to bulk up and improve the<br />

water-retaining properties of the faecal mass, and enzymes. The main side effect<br />

of prebiotics is bloating and flatulence.<br />

Initial assessment<br />

Ask questions to ensure you select the correct species and strain of probiotic<br />

for your customer's condition. Refer any "yes" answers from the Refer to<br />

Pharmacist questions to a pharmacist.<br />

Advise customers to take probiotics with food to take advantage of the<br />

increased alkalinity of the stomach (and therefore ensure better survival of the<br />

probiotic) and to separate the administration of probiotics and antibiotics by at<br />

least two hours. Discard all products once they are past their expiry date.<br />

• Store probiotics strictly according to the storage requirements on the label.<br />

Now you can complete<br />

your ENHANCE modules on<br />

your phone or tablet<br />

www.pharmacytoday.co.nz<br />

Page 127

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