Answer
It stimulates muscarinic receptors in sweat glands as well as salivary and tear glands. Heavy sweating can cause dehydration if fluid losses are not replaced.
Sources for this answer
- Salagen 5 mg Film Coated Tablets — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.