What is methylphenidate hydrochloride extended-release? Methylphenidate hydrochloride extended-release (ER) is a drug approved by FDA to treat attention deficit-hyperactivity disorder (ADHD) in adults and children ages six and older. Concerta is one brand of methylphenidate hydrochloride ER tablets. Concerta is manufactured and marketed by Janssen Pharmaceuticals, Inc.
The most common reason for morning nausea is early pregnancy; this type of nausea is referred to as morning sickness.. Morning sickness can actually occur all day for pregnant women, as it is the result of a drop in blood sugar.
I feel queasy.. For most women, nausea tends to rear its ugly head early in the day -- hence the term morning sickness -- but you can also feel sick in the afternoon or even all day long. Increased levels of estrogen in early pregnancy seem to stimulate a part of the brain that triggers nausea and vomiting.