Oxafen Oxyphenonium Bromide Amantadine Hydrochloride
ModerateAmantadine can make oxyphenonium bromide stronger, because amantadine also has anticholinergic (antimuscarinic) action. Some antihistamines, phenothiazines and TCA (tricyclic antidepressants) can raise its effect in the same way.
These medicines are often taken together with some care. Your doctor may change a dose, space them apart or check on you more often. Make sure your doctor and pharmacist know you take both.