Chris Armstrong is a GPhC-registered pharmacist with over 40 years of experience in community pharmacy. Having founded and operated his own pharmacy business for four decades, Chris brings an unrivalled depth of knowledge in dispensing practice, pharmacy operations, and patient-centred service delivery. His career on the front line of community pharmacy makes him a trusted voice on medication management, regulatory compliance, and the practical realities of healthcare access.
40+
Years of experience
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Articles by Chris Armstrong
Maintaining Your Weight Loss with Mounjaro
Reached your goal weight with Mounjaro? Learn how to maintain your results long-term with flexible dosing options and lifestyle strategies that work.
How to Store Mounjaro: Essential Storage Guidelines
Store Mounjaro pens correctly to maintain effectiveness. Refrigerate unused pens at 2-8°C or keep at room temperature for up to 30 days.
Mounjaro Needle Size: 4mm vs 6mm vs 8mm - Which is Best?
Confused about Mounjaro needle sizes? We explain why 4mm needles are recommended, how they compare to longer options, and tips for comfortable injections.
Does Rybelsus Cause Yeast Infections?
Rybelsus doesn't directly cause yeast infections, but diabetes itself increases your risk. Learn how to spot symptoms and protect yourself while taking this medication.
How Long Does Mounjaro Stay in Your System?
Mounjaro takes around 5 weeks to completely leave your body after your last injection. Here's what affects elimination and when to expect it cleared.
Can You Eat Bananas While Taking Mounjaro?
There's no medical reason to avoid bananas on Mounjaro. We explain the myths around potassium, blood sugar, and GI side effects with this popular fruit.
Spotting Fake Online Pharmacies When Buying GLP-1 Medications
How to identify legitimate vs rogue pharmacies when buying Mounjaro, Ozempic, or Wegovy online. Essential safety checks before you order.
Flying with Mounjaro: UK Airport Rules and Safe Storage Tips
Everything you need to know about taking Mounjaro on flights - UK airport security rules, proper storage methods, and essential travel documentation.
Can You Buy Mounjaro Over the Counter in the UK?
No, Mounjaro cannot be bought over the counter in the UK - it's prescription-only. Here's where you can legally get this weight loss medication.
Is Bass Safe to Eat? UK Guidelines on Mercury, Pregnancy, and Health Benefits
Bass is safe to eat when properly prepared, but pregnant women should limit intake to 2 portions per week due to mercury levels. Learn UK guidelines and benefits.
Does Coke Zero help with weight loss?
Exploring whether Coke Zero's zero calories translate to weight loss benefits, plus the surprising research on diet sodas and body weight.
Mounjaro Sulphur Burps: Causes, Duration and Effective Remedies
Experiencing egg-smelling burps on Mounjaro? Learn why they happen, how long they last, and proven ways to reduce them from dietary changes to OTC remedies.
How to dispose of your sharps bin safely in the UK
Using weight loss injections? Here's exactly where and how to dispose of your full sharps bin safely and legally in the UK, plus how to get a replacement.
How to Take Viagra Safely and Effectively
Essential dos and don'ts for taking Viagra, including timing, dosage, and what to avoid for the best results and minimal side effects.
Mounjaro Dosage Guide: From 2.5mg to 15mg Explained
Understand how Mounjaro doses increase from 2.5mg to 15mg over 16 weeks, which dose is most effective for weight loss, and what maintenance dosing involves.
When to Take Magnesium: Morning or Night Timing for Better Results
The timing of your magnesium supplement matters less than consistency, but certain forms work better at specific times for sleep, energy, and digestion.
How Much Protein Is in an Egg? Complete Nutritional Breakdown
A large egg contains 6.3g of complete protein with all essential amino acids. Discover egg nutrition facts and how they fit into your daily protein needs.
Calories in Medjool dates: nutritional facts and weight management tips
Discover exactly how many calories are in Medjool dates, their nutritional benefits, and how they fit into a healthy weight management plan.
Switching Between Mounjaro and Wegovy: What Actually Happens
Thinking of switching weight loss medications? Here's what your doctor considers when moving between Mounjaro and Wegovy, including dosing and timelines.
How to Take Mounjaro at Home: A Patient Guide from Totiva Health
A pharmacist-led guide from Totiva Health explaining how Mounjaro works and how to inject it safely at home, with clear steps and safety advice.
How to Take Wegovy at Home: A Patient Guide from Totiva Health
Learn how to take Wegovy safely at home with this pharmacist-written guide from Totiva Health, covering injection steps, dosing, and safety advice.