SOMINEX Active Ingredient:diphenhydramine acetaminophen is used for relieving short-term sleeplessness due to minor aches and pains.
Sominex tablets contain the active ingredient promethazine, which is a type of medicine called a sedating antihistamine.
Promethazine causes drowsiness by having an effect on the brain, it decreases the time taken to fall asleep and increases deep sleep. Promethazine is helpful for the temporary relief of sleeping difficulties, for example if you have difficulty going to sleep or staying asleep because of disturbances to your normal routine.
One tablet should be taken at bedtime, or up to an hour after going to bed if you are having difficulty falling asleep.
The tablet should be taken with a drink of water. It can be taken either with or without food.Do not exceed the recommended dose.
Do not use this medicine for longer than seven days without seeking medical advice from your doctor.If you are already taking any medicines, including herbal medicines, you should check with your pharmacist before taking Sominex tablets, to make sure that the combination is safe.This is especially important if you are taking any of the medicines mentioned below.
The manufacturer states that this medicine should not be taken by anyone who is taking a type of antidepressant called a monoamine oxidase inhibitor (MAOI), eg phenelzine tranylcypromine,isocarboxazid, or who has taken an MAOI in the previous 14 days.
There may be an increased risk of drowsiness if this medicine is taken with any of the following (which can also cause drowsiness):