You can drink milk when taking quadruple drugs, but take it after 2 hours interval, milk contains protein, vitamins and other nutrients, which can improve immunity, promote digestion and other effects. Commonly used quadruple drugs include amoxicillin capsules, clarithromycin tablets and other drugs. Drinking milk is helpful in improving immunity. Milk contains protein, vitamins and other nutrients. Protein has the role of providing energy for the body and promoting the body’s metabolism, etc. Vitamins can promote the body’s internal circulation, which is helpful for calcium supplementation. Tetrodrug has the functions of sterilization, anti-inflammation, inhibiting the secretion of gastric acid, etc. It can be used for excessive gastric acid, ulcers and other conditions. After taking Tetrodrug, you should pay attention to rest, avoid overwork, appropriate exercise and reasonable diet. If there is any adverse reaction after using the drug, you can go to the hospital for consultation in time.