Yan Chai Tong Medical Hall is a pharmacy at 20 Lorong 7 Toa Payoh, in the shop rows around Block 20 in the middle of Toa Payoh, and it holds a perfect five-star Google rating. A neighbourhood pharmacy lives or dies by its counter: the good ones ask what else you are taking before recommending anything, tell you plainly when a symptom needs a doctor rather than a box of tablets, and explain dosage in terms you will remember at home. Regulars tend to stay loyal for years, because a pharmacist who knows your history will notice when a repeated purchase deserves a second look. It is worth seeking out a shop that will order items in for you, not just sell what sits on the shelf. For Toa Payoh residents, a well-rated medical hall around the corner in Block 20 is exactly the sort of convenience the estate was built for.