All these processes divide the raw coal into the following three categories: 1  Clean coal, having ash content approx. 2  Middlings, having ash content approx. 3  Rejects, having ash content approx.
Most people undergoing chemotherapy receive anti-nausea (anti-emetic) medications to prevent nausea and vomiting. These drugs, given alone or in combination, can be taken in pill form or administered through a vein in your arm. Your doctor advises which to use based on the treatment you're receiving. Medications used to prevent nausea and vomiting include: 1  Alprazolam (Niravam, Xanax)  Aprepitant (Emend)
Some anti anxiety drugs (tranquillisers) can reduce sickness. Lorazepam (Ativan) is the drug from this group that doctors most often use for chemotherapy sickness. You will probably have it with other types of anti sickness drugs. You may have lorazepam to help treat anticipatory nausea and vomiting.ut they may help until you have other treatment. Or they can help to make you more comfortable. Dexamethasone is a steroid that you may have as an injection into a vein just before chemotherapy. You may have steroid tablets to take at home for a couple of days after chemotherapy.