206. Non-prescription drugs for treatment of corns and calluses are salicylic acid 12.6% or 17.6% liquid, salicylic acid 40% plasters.
207. Drugs that may cause hair loss are androgens, heparin, carbamazepine, phenytoin, coumarins, iodine, thiouracil, carbimazole, desipramine, fluoxetine, imipramine, β-blocker, clofibrate, colchicine, interferons, lithium, NSAIDs like ibuprofen, indomethacin, aspirin, OCs, isotretinoin.
208. Toxic shock syndrome is resulting from a serious acute (sometimes fatal) infection associated with the presence of staphylococcus; characterized by fever and diarrhoea and nausea and diffuse erythema and shock; occurs especially in menstruating women using highly absorbent tampons.
209. Woman without risk factors for venous thrombosis should take oral contraceptives two weeks after pregnancy, but incase of history with risk factors such as DVT, surgery, immobilization, chronic disease, smoking or age > 35 years; she should take OCs after 4-6 weeks of delivery.
210. Organic causes of erectile dysfunction (impotence) are endocrine causes such as ↓ testosterone due to testicular failure, hyperprolactinemia, diabetes, hypo or hyperthyroidism. Local/penile causes peyronie’s disease, previous priapism, penile trauma. Surgical procedure like lumbar sympathectomy, renal transplant, spinal cord resection. Neurologic diseases like anterior temporal lobe lesions, spinal cord diseases, loss of sensory input, cerebral vascular disease, peripheral nerves diseases, diabetic neuropathy. Vascular diseases like aortic occlusion, atherosclerotic occlusion, arterial damage from the pelvic radiation, venous leak, sinusoidal spaces diseases.
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