- Please read the enclosed leaflet carefully before taking this medicine. How to Take Adults and children 16 years of age and over: Swallow one Zantac 75 Relief tablet whole, with a drink of water, as soon as you have symptoms. If symptoms persist for more than 1 hour another tablet can be taken. Do not take more than 2 tablets in 24 hours. Do not give tochildren under 16 years. For professional advice on medicines consult your pharmacist.
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