What are the precautions when taking expectorant, cough relieving and asthma relieving tablets?

Most people will choose to take some pills when they have a cough or phlegm. The most common ones are expectorant, antitussive and antiasthmatic tablets. I believe everyone is familiar with this kind of medicine. Although this medicine is more effective in treating cough and phlegm, there are many precautions when taking this medicine. I believe many people have not paid enough attention before taking it, which may cause harm to your body, so it is necessary to understand it.

Precautions

This product is a compound preparation of Chinese and Western medicines. Since there is no sufficient clinical research data to prove that this compound preparation can reduce or eliminate the adverse reactions of the chemical drugs or other matters that should be paid attention to, the relevant contents related to the chemical drugs are listed here to remind doctors and patients to pay attention when using this product.

1. This medicine contains promethazine hydrochloride, which is a histamine ‖1 receptor antagonist. The daily dose should not exceed 37.5 mg when used normally.

2. The main adverse reactions when promethazine hydrochloride is used alone are drowsiness, sleepiness, dry mouth, and occasional gastrointestinal irritation symptoms. Extrapyramidal symptoms are prone to occur at high doses. Elderly people often experience dizziness, dementia, mental confusion and hypotension when taking the drug.

A small number of patients experienced excitement, insomnia, palpitations, headache, tinnitus, blurred vision and difficulty urinating after taking the medication. Overdose may cause clumsiness, slow reaction, and tremors.

Drug Interactions:

(1) This product can enhance the effect of anticholine drugs such as atropine.

(2) Concomitant use with sedatives, hypnotics, and antiallergic drugs may increase the inhibitory effect of this product on the central nervous system.

(3) When used together with ototoxic drugs such as aminoglycoside antibiotics, salicylic acid preparations and vancomycin, the symptoms of ototoxicity may be masked and difficult to detect.

Taboo

1. It is forbidden to use for infants and newborns.

2. It is contraindicated for patients who are allergic to promethazine hydrochloride or similar drugs.

3. It is prohibited for high-altitude workers, drivers, and machine operators to use it during working hours.

Although medicines are very helpful in treating some diseases, you must read the instructions before taking them to understand their precautions and contraindications. This will allow the pills to work effectively and is also very beneficial to your body. I believe you don’t want to see other diseases caused by taking medicines, so you must understand it in advance.