1. Why exactly is Deriphyllin retard 150 tablets taken in Mild Asthma? Is it an antagonist or a drug that creates a reaction with some element in the body? 2. The same question for Montelukast 10 mg. 3. Which is the primary drug and which is complimentary? Deriphyllin 150 or Montelukast 10mg 4. Is there any difference in effect of a chewable tablet viz a viz non-chewable one? Thank You.
Hello, Welcome to Chat Doctor .1) Deriphyllin is a bronchodilator medicine (relaxes the airways), which is being used for treatment of asthma and COPD. Because of frequent side effects (commonly stomach upsets, palpitations, headaches etc.) and interaction with other Chat Doctor.  For mild asthma, first choice treatment is use of albuterol inhaler whenever required.  2) Montelukast is a controller medicine which is to be taken regularly to prevent asthma attacks. It reduces inflammation of always, which is the cause for asthma. It can be taken alone or in combination with steroid inhalers depends on severity3) Deriphyllin cannot be considered as a primary treatment of asthma4) Montelukast is available as 4\u00a0mg chewable tablets for child