Last reviewed on RxList 4/24/2015. Norco (hydrocodone bitartrate and acetaminophen) is an opioid analgesic and antitussive (cough suppressant) combined with acetaminophen and used to treat moderate to fairly severe pain. All strengths of Norco are available as a generic combined with acetaminophen.
Article Sections. Eyelid problems range from benign, self-resolving processes to malignant, possibly metastatic, tumors. Inflammation, infection, benign and malignant tumors, and structural problems such as ectropion, entropion and blepharoptosis may occur. Fortunately, most eyelid disorders are not vision-threatening or life-threatening; however, many cause irritative symptoms such as burning, foreign-body sensation or pain.
A drooping eyelid is also called ptosis or blepharoptosis. In this condition, the border of the upper eyelid falls to a lower position than normal. In severe cases, the drooping eyelid can cover all or part of the pupil and interfere with vision. Ptosis can affect one or both eyes.