Optibac For Those On Antibiotics (10). For anyone looking for a friendly bacteria supplement to take alongside a course of antibiotics.. Good to know:. Each capsule provides 4 billion good bacteria and the billions count is guaranteed until end of expiry.. The two strains contained in this supplement are very well researched and have been clinically trialled alongside antibiotics.. Scientifically proven to pass through stomach acidity and survive to reach the gut, even when taken with antibiotics.. Easy to take on the go – no refrigeration required.. Suitable for: women during pregnancy, vegans, vegetarians and gluten free for those with coeliac disease or an intolerance.. Suitable from 1 year onwards.. Recommended for daily use over the course of 10 days alongside a typical course of antibiotics.. Free from artificial flavourings or colourings that may be found in other food & drinks containing live cultures.