Understanding Combivent warnings and precautions prior to starting the medication can help ensure a safe treatment process. These include telling your healthcare provider immediately if your breathing problems become worse during treatment and avoiding the drug if you allergic to any of the active or inactive components. Combivent warnings and precautions also apply to people who are allergic to soybeans, peanuts, or soy lecithin.
Any allergies, including allergies to food, dyes, or preservatives.
Also, let your healthcare provider know if you are:
Pregnant or thinking of becoming pregnant
Breastfeeding.
Make sure to tell your healthcare provider about all of the medicines you take, including prescription and non-prescription medicines, vitamins, and herbal supplements.