But a lot of information out there on geothermal heating and cooling is based on outdated information, or outright myths. In our new book Modern Geothermal HVAC Engineering and Control Applications (Egg/Cunniff/Orio-McGraw-Hill 2013), co-authors Greg Cunniff, Carl Orio and I bust many of these myths.
SIDE EFFECTS. Belladonna may cause drowsiness, dry mouth, urinary retention, photophobia, rapid pulse, dizziness and blurred vision. Opium usage may result in constipation, nausea or vomiting. Pruritis and urticaria may occasionally occur.
Using opium for a prolonged time or using opium excessively can lead to a tolerance of the common side effects of opium and the user may not feel as relaxed when the drug is used. In fact, over time, opium use can lead to heightened anxiety, weight loss, and mental deterioration.sing opium for a prolonged time or using opium excessively can lead to a tolerance of the common side effects of opium and the user may not feel as relaxed when the drug is used. In fact, over time, opium use can lead to heightened anxiety, weight loss, and mental deterioration.