This type of supernova is caused by a white dwarf. A white dwarf is the remnant of a sun-like star at the end of its life, a body of about 1 solar mass, mainly composed of carbon and oxygen. The matter is compressed into an earth-sized object with a diameter of between 11000 and 28000 km.
The main active ingredient in Robitussin cough medicine is dextromethorphan, or DXM. DXM is a non-narcotic cough suppressant indicated for cough caused by irritation of the bronchial passages and the common cold. BananaStock/BananaStock/Getty Images.
Robitussin Ac (guaifenesin and codeine) is a combination of an expectorant and a narcotic used to treat cough and to reduce chest congestion caused by upper respiratory infections or the common cold.Robitussin Ac is available in generic form.Common side effects of Robitussin Ac include drowsiness, dizziness, lightheadedness, headache, facial flushing, nausea, vomiting, upset stomach, constipation, skin rash, itching, or warmth, redness, or tingling under your skin.obitussin Ac is available in generic form. Common side effects of Robitussin Ac include drowsiness, dizziness, lightheadedness, headache, facial flushing, nausea, vomiting, upset stomach, constipation, skin rash, itching, or warmth, redness, or tingling under your skin.