Asthma Home > Basic Information on Montelukast
What Should I Tell My Healthcare Provider?You should talk with your healthcare provider prior to taking montelukast if you have:
- Liver disease, such as liver failure or cirrhosis
- Any allergies, including allergies to food, dyes, or preservatives.
- Pregnant or thinking of becoming pregnant (see Singulair and Pregnancy)
- Breastfeeding (see Singulair and Breastfeeding).