Telmisartan-Hydrochlorothiazid

Medically Reviewed by Dr. Harshi Dhingra, M.D.

Last Reviewed: Mar 25, 2025

Pharmacist Tips


Telmisartan Hydrochlorothiazide (Micardis HCT) Tips from Pharmacists

  • You can take telmisartan hydrochlorothiazide at any time of the day, with or without food. If it causes an upset stomach, taking it with food might help.

  • Avoid taking the medicine too close to bedtime because it may cause you to wake up at night to urinate. However, you may need to take the first few doses closer to bedtime as it can cause dizziness.

  • Telmisartan hydrochlorothiazide can cause drowsiness, dizziness, and blurred vision. Avoid driving or doing other hazardous activities until you know how it affects you.

  • Telmisartan hydrochlorothiazide can cause lightheadedness when going from a sitting or lying position to standing. Get out of bed slowly to avoid falls. Tell your doctor if this side effect is severe or persistent. Your provider may suggest a dosage adjustment.

  • Keep a log of your blood pressure readings at home and bring it to all your doctor’s appointments. Your provider may adjust your dose based on your response.

  • Keep all your medical and lab appointments during treatment with telmisartan hydrochlorothiazide. Your doctor will order certain lab tests periodically to keep an eye on electrolytes and kidney function.

  • Hydrochlorothiazide can increase the sensitivity of your skin to sunlight and lead to an increased risk of skin cancer. Avoid unnecessary sun exposure and wear protective clothing and sunscreen when outdoors.

  • Do not take potassium-containing salt substitutes without consulting your doctor.

  • Eat a healthy, salt-restricted diet and get regular exercise. These lifestyle changes can help in controlling high blood pressure.