You should inform your doctor or pharmacist of any of the following

• Allergic or abnormal reactions to medicines, foods or special substances.
• When planning to be pregnant, likely to be pregnant or pregnant.
• Other medicines that have been taken in recent weeks and are being taken currently.
• Genetic disorders or other diseases.

Precautions before taking medicine

• Take medicine at the right time and within the right period as directed by the physician or pharmacist.
• Drugs should be taken on schedule so as not to delay treatment and recovery time.
• Before taking the medicine, you should check the name, instructions and precautions again, and pay attention to the effective shelf life of the medicine.
• If both Chinese and Western medicines must be taken at the same time, the interval of 2 to 3 hours must be made to confirm their efficacy so as to avoid the influence of drug interaction.
• Any drug may have side effects or adverse reactions. We should take the initiative to ask about and understand the side effects, precautions and how to deal with them.

Cautions in taking medicines

• Either Chinese or Western medicine should be taken with warm boiled water, instead of tea, milk, coffee, coke or juice.
• Do not discontinue the medicine, increase or decrease the dosage or change the method of taking the medicine, without consent.
• Do not use drugs carelessly. Although you have the same symptoms as others, you should not take others' drugs or give your own drugs to others.
• Prior to surgery (including tooth extraction) or in emergency medical situations, inform your doctor of any medications you are currently taking.
• Contact your physician or pharmacist as soon as possible if there is any abnormal reaction after taking the medicine.
• Pay attention to the expiration date label. Keep it in a place where children can't get it. Discard expired or damaged medications.