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Table 2 Prescribed drugs

From: Potential drug-drug and drug-disease interactions in prescriptions for ambulatory patients over 50 years of age in family medicine clinics in Mexico City

Anatomical Therapeutic Chemical groups*

Medications

n = 3739

n (%)

Patients

n = 624

n (%)

Alimentary tract and metabolism

990 (26.5)

495 (79.3)

   Drugs used in diabetes

250 (6.7)

179 (28.7)

   Drugs for gastrointestinal disease**

437 (11.7)

332 (53.2)

   Vitamins

236 (6.3)

209 (33.5)

   Mineral supplements

88 (2.4)

87 (13.9)

Blood and blood forming organs

253 (6.8)

247 (39.6)

Cardiovascular system

929 (24.8)

470 (75.3)

Dermatologicals

81 (2.1)

66 (10.6)

Genitourinary system and sex hormones

20 (0.5)

20 (3.2)

Systemic hormonal preparations

29 (0.8)

27 (4.3)

Antiinfectives for systemic use

158 (4.2)

149 (23.9)

Musculoskeletal system

680 (18.2)

569 (91.2)

   Non-steroidal anti-inflammatory drugs

611 (16.3)

560 (89.8)

   Others drugs for the musculoskeletal system

69 (1.8)

61 (9.8)

Nervous system

380 (10.2)

298 (47.8)

   Analgesics and antipyretics (Paracetamol)

229 (36.7)

229 (36.7)

   Other nervous system drugs***

152 (4.1)

119 (19.1)

Respiratory system

117 (3.1)

81 (13.0)

Sensory organs

102 (2.7)

56 (9.0)

Mean number of prescribed drugs, Mean ± SD****

 

5.9 ± 2.5

Number of prescribed drugs

 

n (%)

2

 

22 (3.5)

3–4

 

168 (26.9)

5–6

 

210 (33.7)

≥ 7

 

224 (35.9)

  1. *Anatomical Therapeutic Chemical classification system (ATC)
  2. **A02–A09 in the ATC
  3. ***N01; N02A and C; N03–N07 in the ATC
  4. ****SD: Standard deviation